Home / 539,727.90-809,689.05-224,216.70

Finding the Fourth Proportional to 539,727.90, 809,689.05 and 224,216.70

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Solution

The fourth proportional to 539,727.90, 809,689.05 and 224,216.70 is: 336,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,727.90 : 809,689.05 = 224,216.70 : x
  2. Step 2: Convert to fraction form
    539,727.90/809,689.05 = 224,216.70/x
  3. Step 3: Cross multiply
    539,727.90x = 809,689.05 × 224,216.70
  4. Step 4: Simplify right side
    539,727.90x = 181,545,806,817.14
  5. Step 5: Solve for x
    x = 181,545,806,817.14/539,727.90
  6. Step 6: Final answer
    x = 336,365.43

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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.