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Finding the Fourth Proportional to 476,275.68, 714,293.28 and 176,591.52

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Solution

The fourth proportional to 476,275.68, 714,293.28 and 176,591.52 is: 264,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,275.68 : 714,293.28 = 176,591.52 : x
  2. Step 2: Convert to fraction form
    476,275.68/714,293.28 = 176,591.52/x
  3. Step 3: Cross multiply
    476,275.68x = 714,293.28 × 176,591.52
  4. Step 4: Simplify right side
    476,275.68x = 126,138,136,040.99
  5. Step 5: Solve for x
    x = 126,138,136,040.99/476,275.68
  6. Step 6: Final answer
    x = 264,842.70

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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.