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Finding the Fourth Proportional to 592,514.66, 888,561.92 and 213,333.68

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Solution

The fourth proportional to 592,514.66, 888,561.92 and 213,333.68 is: 319,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,514.66 : 888,561.92 = 213,333.68 : x
  2. Step 2: Convert to fraction form
    592,514.66/888,561.92 = 213,333.68/x
  3. Step 3: Cross multiply
    592,514.66x = 888,561.92 × 213,333.68
  4. Step 4: Simplify right side
    592,514.66x = 189,560,184,301.47
  5. Step 5: Solve for x
    x = 189,560,184,301.47/592,514.66
  6. Step 6: Final answer
    x = 319,924.88

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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.