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Finding the Fourth Proportional to 411,058.91, 567,333.50 and 239,030.10

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Solution

The fourth proportional to 411,058.91, 567,333.50 and 239,030.10 is: 329,903.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,058.91 : 567,333.50 = 239,030.10 : x
  2. Step 2: Convert to fraction form
    411,058.91/567,333.50 = 239,030.10/x
  3. Step 3: Cross multiply
    411,058.91x = 567,333.50 × 239,030.10
  4. Step 4: Simplify right side
    411,058.91x = 135,609,782,043.20
  5. Step 5: Solve for x
    x = 135,609,782,043.20/411,058.91
  6. Step 6: Final answer
    x = 329,903.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.