Home / 1,037,105.10-1,555,657.65-327,204.90

Finding the Fourth Proportional to 1,037,105.10, 1,555,657.65 and 327,204.90

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Solution

The fourth proportional to 1,037,105.10, 1,555,657.65 and 327,204.90 is: 490,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,105.10 : 1,555,657.65 = 327,204.90 : x
  2. Step 2: Convert to fraction form
    1,037,105.10/1,555,657.65 = 327,204.90/x
  3. Step 3: Cross multiply
    1,037,105.10x = 1,555,657.65 × 327,204.90
  4. Step 4: Simplify right side
    1,037,105.10x = 509,018,805,802.49
  5. Step 5: Solve for x
    x = 509,018,805,802.49/1,037,105.10
  6. Step 6: Final answer
    x = 490,807.35

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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.