Home / 730,712.70-1,096,069.05-465,648.30

Finding the Fourth Proportional to 730,712.70, 1,096,069.05 and 465,648.30

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Solution

The fourth proportional to 730,712.70, 1,096,069.05 and 465,648.30 is: 698,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,712.70 : 1,096,069.05 = 465,648.30 : x
  2. Step 2: Convert to fraction form
    730,712.70/1,096,069.05 = 465,648.30/x
  3. Step 3: Cross multiply
    730,712.70x = 1,096,069.05 × 465,648.30
  4. Step 4: Simplify right side
    730,712.70x = 510,382,689,815.12
  5. Step 5: Solve for x
    x = 510,382,689,815.12/730,712.70
  6. Step 6: Final answer
    x = 698,472.45

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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.