Home / 731,040.10-1,096,560.15-699,547.30

Finding the Fourth Proportional to 731,040.10, 1,096,560.15 and 699,547.30

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Solution

The fourth proportional to 731,040.10, 1,096,560.15 and 699,547.30 is: 1,049,320.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,040.10 : 1,096,560.15 = 699,547.30 : x
  2. Step 2: Convert to fraction form
    731,040.10/1,096,560.15 = 699,547.30/x
  3. Step 3: Cross multiply
    731,040.10x = 1,096,560.15 × 699,547.30
  4. Step 4: Simplify right side
    731,040.10x = 767,095,692,220.10
  5. Step 5: Solve for x
    x = 767,095,692,220.10/731,040.10
  6. Step 6: Final answer
    x = 1,049,320.95

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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.