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Finding the Fourth Proportional to 429,375.58, 592,510.88 and 238,388.92

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Solution

The fourth proportional to 429,375.58, 592,510.88 and 238,388.92 is: 328,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,375.58 : 592,510.88 = 238,388.92 : x
  2. Step 2: Convert to fraction form
    429,375.58/592,510.88 = 238,388.92/x
  3. Step 3: Cross multiply
    429,375.58x = 592,510.88 × 238,388.92
  4. Step 4: Simplify right side
    429,375.58x = 141,248,028,771.45
  5. Step 5: Solve for x
    x = 141,248,028,771.45/429,375.58
  6. Step 6: Final answer
    x = 328,961.49

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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.