Home / 743,676.76-1,026,167.08-437,571.16

Finding the Fourth Proportional to 743,676.76, 1,026,167.08 and 437,571.16

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Solution

The fourth proportional to 743,676.76, 1,026,167.08 and 437,571.16 is: 603,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,676.76 : 1,026,167.08 = 437,571.16 : x
  2. Step 2: Convert to fraction form
    743,676.76/1,026,167.08 = 437,571.16/x
  3. Step 3: Cross multiply
    743,676.76x = 1,026,167.08 × 437,571.16
  4. Step 4: Simplify right side
    743,676.76x = 449,021,119,549.41
  5. Step 5: Solve for x
    x = 449,021,119,549.41/743,676.76
  6. Step 6: Final answer
    x = 603,785.33

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Half scale
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Double scale
Find fourth proportional to 743,677.76, 1,026,168.46 and 437,572.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.