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Finding the Fourth Proportional to 383,750.52, 575,627.17 and 117,509.95

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Solution

The fourth proportional to 383,750.52, 575,627.17 and 117,509.95 is: 176,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,750.52 : 575,627.17 = 117,509.95 : x
  2. Step 2: Convert to fraction form
    383,750.52/575,627.17 = 117,509.95/x
  3. Step 3: Cross multiply
    383,750.52x = 575,627.17 × 117,509.95
  4. Step 4: Simplify right side
    383,750.52x = 67,641,919,965.34
  5. Step 5: Solve for x
    x = 67,641,919,965.34/383,750.52
  6. Step 6: Final answer
    x = 176,265.35

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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.