Home / 804,695.40-1,207,043.10-362,327.40

Finding the Fourth Proportional to 804,695.40, 1,207,043.10 and 362,327.40

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Solution

The fourth proportional to 804,695.40, 1,207,043.10 and 362,327.40 is: 543,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,695.40 : 1,207,043.10 = 362,327.40 : x
  2. Step 2: Convert to fraction form
    804,695.40/1,207,043.10 = 362,327.40/x
  3. Step 3: Cross multiply
    804,695.40x = 1,207,043.10 × 362,327.40
  4. Step 4: Simplify right side
    804,695.40x = 437,344,788,110.94
  5. Step 5: Solve for x
    x = 437,344,788,110.94/804,695.40
  6. Step 6: Final answer
    x = 543,491.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.