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Finding the Fourth Proportional to 532,727.69, 798,941.68 and 148,389.17

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Solution

The fourth proportional to 532,727.69, 798,941.68 and 148,389.17 is: 222,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,727.69 : 798,941.68 = 148,389.17 : x
  2. Step 2: Convert to fraction form
    532,727.69/798,941.68 = 148,389.17/x
  3. Step 3: Cross multiply
    532,727.69x = 798,941.68 × 148,389.17
  4. Step 4: Simplify right side
    532,727.69x = 118,554,288,407.92
  5. Step 5: Solve for x
    x = 118,554,288,407.92/532,727.69
  6. Step 6: Final answer
    x = 222,542.01

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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.