Home / 293,002.56-439,514.64-82,646.10

Finding the Fourth Proportional to 293,002.56, 439,514.64 and 82,646.10

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Solution

The fourth proportional to 293,002.56, 439,514.64 and 82,646.10 is: 123,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,002.56 : 439,514.64 = 82,646.10 : x
  2. Step 2: Convert to fraction form
    293,002.56/439,514.64 = 82,646.10/x
  3. Step 3: Cross multiply
    293,002.56x = 439,514.64 × 82,646.10
  4. Step 4: Simplify right side
    293,002.56x = 36,324,170,888.90
  5. Step 5: Solve for x
    x = 36,324,170,888.90/293,002.56
  6. Step 6: Final answer
    x = 123,972.20

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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.