Home / 429,418.60-592,586.28-238,427.08

Finding the Fourth Proportional to 429,418.60, 592,586.28 and 238,427.08

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Solution

The fourth proportional to 429,418.60, 592,586.28 and 238,427.08 is: 329,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,418.60 : 592,586.28 = 238,427.08 : x
  2. Step 2: Convert to fraction form
    429,418.60/592,586.28 = 238,427.08/x
  3. Step 3: Cross multiply
    429,418.60x = 592,586.28 × 238,427.08
  4. Step 4: Simplify right side
    429,418.60x = 141,288,616,388.46
  5. Step 5: Solve for x
    x = 141,288,616,388.46/429,418.60
  6. Step 6: Final answer
    x = 329,023.05

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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.