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Finding the Fourth Proportional to 406,690.17, 610,162.77 and 244,760.89

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Solution

The fourth proportional to 406,690.17, 610,162.77 and 244,760.89 is: 367,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,690.17 : 610,162.77 = 244,760.89 : x
  2. Step 2: Convert to fraction form
    406,690.17/610,162.77 = 244,760.89/x
  3. Step 3: Cross multiply
    406,690.17x = 610,162.77 × 244,760.89
  4. Step 4: Simplify right side
    406,690.17x = 149,343,983,166.57
  5. Step 5: Solve for x
    x = 149,343,983,166.57/406,690.17
  6. Step 6: Final answer
    x = 367,218.08

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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.