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Finding the Fourth Proportional to 567,345.01, 851,143.68 and 247,548.71

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Solution

The fourth proportional to 567,345.01, 851,143.68 and 247,548.71 is: 371,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,345.01 : 851,143.68 = 247,548.71 : x
  2. Step 2: Convert to fraction form
    567,345.01/851,143.68 = 247,548.71/x
  3. Step 3: Cross multiply
    567,345.01x = 851,143.68 × 247,548.71
  4. Step 4: Simplify right side
    567,345.01x = 210,699,520,008.65
  5. Step 5: Solve for x
    x = 210,699,520,008.65/567,345.01
  6. Step 6: Final answer
    x = 371,378.11

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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.