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Finding the Fourth Proportional to 383,359.92, 575,152.61 and 113,494.92

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Solution

The fourth proportional to 383,359.92, 575,152.61 and 113,494.92 is: 170,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,359.92 : 575,152.61 = 113,494.92 : x
  2. Step 2: Convert to fraction form
    383,359.92/575,152.61 = 113,494.92/x
  3. Step 3: Cross multiply
    383,359.92x = 575,152.61 × 113,494.92
  4. Step 4: Simplify right side
    383,359.92x = 65,276,898,892.27
  5. Step 5: Solve for x
    x = 65,276,898,892.27/383,359.92
  6. Step 6: Final answer
    x = 170,275.75

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1.5x scale

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.