Home / 429,263.40-592,385.82-268,211.90

Finding the Fourth Proportional to 429,263.40, 592,385.82 and 268,211.90

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Solution

The fourth proportional to 429,263.40, 592,385.82 and 268,211.90 is: 370,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,263.40 : 592,385.82 = 268,211.90 : x
  2. Step 2: Convert to fraction form
    429,263.40/592,385.82 = 268,211.90/x
  3. Step 3: Cross multiply
    429,263.40x = 592,385.82 × 268,211.90
  4. Step 4: Simplify right side
    429,263.40x = 158,884,926,315.26
  5. Step 5: Solve for x
    x = 158,884,926,315.26/429,263.40
  6. Step 6: Final answer
    x = 370,133.88

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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.