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Finding the Fourth Proportional to 395,050.64, 592,382.52 and 195,306.32

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Solution

The fourth proportional to 395,050.64, 592,382.52 and 195,306.32 is: 292,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,050.64 : 592,382.52 = 195,306.32 : x
  2. Step 2: Convert to fraction form
    395,050.64/592,382.52 = 195,306.32/x
  3. Step 3: Cross multiply
    395,050.64x = 592,382.52 × 195,306.32
  4. Step 4: Simplify right side
    395,050.64x = 115,696,050,013.53
  5. Step 5: Solve for x
    x = 115,696,050,013.53/395,050.64
  6. Step 6: Final answer
    x = 292,863.85

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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.