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Finding the Fourth Proportional to 323,565.30, 482,952.51 and 303,619.86

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Solution

The fourth proportional to 323,565.30, 482,952.51 and 303,619.86 is: 453,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,565.30 : 482,952.51 = 303,619.86 : x
  2. Step 2: Convert to fraction form
    323,565.30/482,952.51 = 303,619.86/x
  3. Step 3: Cross multiply
    323,565.30x = 482,952.51 × 303,619.86
  4. Step 4: Simplify right side
    323,565.30x = 146,633,973,472.85
  5. Step 5: Solve for x
    x = 146,633,973,472.85/323,565.30
  6. Step 6: Final answer
    x = 453,182.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.