Home / 429,280.21-592,377.05-238,278.56

Finding the Fourth Proportional to 429,280.21, 592,377.05 and 238,278.56

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Solution

The fourth proportional to 429,280.21, 592,377.05 and 238,278.56 is: 328,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,280.21 : 592,377.05 = 238,278.56 : x
  2. Step 2: Convert to fraction form
    429,280.21/592,377.05 = 238,278.56/x
  3. Step 3: Cross multiply
    429,280.21x = 592,377.05 × 238,278.56
  4. Step 4: Simplify right side
    429,280.21x = 141,150,750,451.05
  5. Step 5: Solve for x
    x = 141,150,750,451.05/429,280.21
  6. Step 6: Final answer
    x = 328,807.96

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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.