Home / 728,876.10-1,093,314.15-635,564.10

Finding the Fourth Proportional to 728,876.10, 1,093,314.15 and 635,564.10

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Solution

The fourth proportional to 728,876.10, 1,093,314.15 and 635,564.10 is: 953,346.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,876.10 : 1,093,314.15 = 635,564.10 : x
  2. Step 2: Convert to fraction form
    728,876.10/1,093,314.15 = 635,564.10/x
  3. Step 3: Cross multiply
    728,876.10x = 1,093,314.15 × 635,564.10
  4. Step 4: Simplify right side
    728,876.10x = 694,871,223,762.02
  5. Step 5: Solve for x
    x = 694,871,223,762.02/728,876.10
  6. Step 6: Final answer
    x = 953,346.15

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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.