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Finding the Fourth Proportional to 565,034.16, 847,667.88 and 165,687.60

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Solution

The fourth proportional to 565,034.16, 847,667.88 and 165,687.60 is: 248,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,034.16 : 847,667.88 = 165,687.60 : x
  2. Step 2: Convert to fraction form
    565,034.16/847,667.88 = 165,687.60/x
  3. Step 3: Cross multiply
    565,034.16x = 847,667.88 × 165,687.60
  4. Step 4: Simplify right side
    565,034.16x = 140,448,056,634.29
  5. Step 5: Solve for x
    x = 140,448,056,634.29/565,034.16
  6. Step 6: Final answer
    x = 248,565.60

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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.