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Finding the Fourth Proportional to 707,737.60, 1,059,532.80 and 624,793.60

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Solution

The fourth proportional to 707,737.60, 1,059,532.80 and 624,793.60 is: 935,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,737.60 : 1,059,532.80 = 624,793.60 : x
  2. Step 2: Convert to fraction form
    707,737.60/1,059,532.80 = 624,793.60/x
  3. Step 3: Cross multiply
    707,737.60x = 1,059,532.80 × 624,793.60
  4. Step 4: Simplify right side
    707,737.60x = 661,989,312,430.08
  5. Step 5: Solve for x
    x = 661,989,312,430.08/707,737.60
  6. Step 6: Final answer
    x = 935,359.82

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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.