Home / 932,737.20-1,287,139.32-550,887.60

Finding the Fourth Proportional to 932,737.20, 1,287,139.32 and 550,887.60

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Solution

The fourth proportional to 932,737.20, 1,287,139.32 and 550,887.60 is: 760,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,737.20 : 1,287,139.32 = 550,887.60 : x
  2. Step 2: Convert to fraction form
    932,737.20/1,287,139.32 = 550,887.60/x
  3. Step 3: Cross multiply
    932,737.20x = 1,287,139.32 × 550,887.60
  4. Step 4: Simplify right side
    932,737.20x = 709,069,090,860.43
  5. Step 5: Solve for x
    x = 709,069,090,860.43/932,737.20
  6. Step 6: Final answer
    x = 760,202.44

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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.