Home / 429,278.72-592,374.98-238,277.07

Finding the Fourth Proportional to 429,278.72, 592,374.98 and 238,277.07

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Solution

The fourth proportional to 429,278.72, 592,374.98 and 238,277.07 is: 328,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,278.72 : 592,374.98 = 238,277.07 : x
  2. Step 2: Convert to fraction form
    429,278.72/592,374.98 = 238,277.07/x
  3. Step 3: Cross multiply
    429,278.72x = 592,374.98 × 238,277.07
  4. Step 4: Simplify right side
    429,278.72x = 141,149,373,384.32
  5. Step 5: Solve for x
    x = 141,149,373,384.32/429,278.72
  6. Step 6: Final answer
    x = 328,805.90

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1.5x scale

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.