Home / 726,403.60-1,088,914.20-566,390.80

Finding the Fourth Proportional to 726,403.60, 1,088,914.20 and 566,390.80

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Solution

The fourth proportional to 726,403.60, 1,088,914.20 and 566,390.80 is: 849,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,403.60 : 1,088,914.20 = 566,390.80 : x
  2. Step 2: Convert to fraction form
    726,403.60/1,088,914.20 = 566,390.80/x
  3. Step 3: Cross multiply
    726,403.60x = 1,088,914.20 × 566,390.80
  4. Step 4: Simplify right side
    726,403.60x = 616,750,984,869.36
  5. Step 5: Solve for x
    x = 616,750,984,869.36/726,403.60
  6. Step 6: Final answer
    x = 849,047.26

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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.