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Finding the Fourth Proportional to 429,578.44, 592,801.77 and 238,604.02

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Solution

The fourth proportional to 429,578.44, 592,801.77 and 238,604.02 is: 329,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,578.44 : 592,801.77 = 238,604.02 : x
  2. Step 2: Convert to fraction form
    429,578.44/592,801.77 = 238,604.02/x
  3. Step 3: Cross multiply
    429,578.44x = 592,801.77 × 238,604.02
  4. Step 4: Simplify right side
    429,578.44x = 141,444,885,385.12
  5. Step 5: Solve for x
    x = 141,444,885,385.12/429,578.44
  6. Step 6: Final answer
    x = 329,264.40

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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.