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Finding the Fourth Proportional to 332,931.52, 459,332.96 and 189,589.92

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Solution

The fourth proportional to 332,931.52, 459,332.96 and 189,589.92 is: 261,570.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,931.52 : 459,332.96 = 189,589.92 : x
  2. Step 2: Convert to fraction form
    332,931.52/459,332.96 = 189,589.92/x
  3. Step 3: Cross multiply
    332,931.52x = 459,332.96 × 189,589.92
  4. Step 4: Simplify right side
    332,931.52x = 87,084,899,139.76
  5. Step 5: Solve for x
    x = 87,084,899,139.76/332,931.52
  6. Step 6: Final answer
    x = 261,570.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.