Home / 730,963.34-1,008,324.45-425,005.91

Finding the Fourth Proportional to 730,963.34, 1,008,324.45 and 425,005.91

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Solution

The fourth proportional to 730,963.34, 1,008,324.45 and 425,005.91 is: 586,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,963.34 : 1,008,324.45 = 425,005.91 : x
  2. Step 2: Convert to fraction form
    730,963.34/1,008,324.45 = 425,005.91/x
  3. Step 3: Cross multiply
    730,963.34x = 1,008,324.45 × 425,005.91
  4. Step 4: Simplify right side
    730,963.34x = 428,543,850,447.50
  5. Step 5: Solve for x
    x = 428,543,850,447.50/730,963.34
  6. Step 6: Final answer
    x = 586,272.70

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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.