Home / 429,515.85-592,715.64-238,541.54

Finding the Fourth Proportional to 429,515.85, 592,715.64 and 238,541.54

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Solution

The fourth proportional to 429,515.85, 592,715.64 and 238,541.54 is: 329,178.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,515.85 : 592,715.64 = 238,541.54 : x
  2. Step 2: Convert to fraction form
    429,515.85/592,715.64 = 238,541.54/x
  3. Step 3: Cross multiply
    429,515.85x = 592,715.64 × 238,541.54
  4. Step 4: Simplify right side
    429,515.85x = 141,387,302,425.70
  5. Step 5: Solve for x
    x = 141,387,302,425.70/429,515.85
  6. Step 6: Final answer
    x = 329,178.31

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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.