Home / 426,425.20-588,475.95-235,450.66

Finding the Fourth Proportional to 426,425.20, 588,475.95 and 235,450.66

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Solution

The fourth proportional to 426,425.20, 588,475.95 and 235,450.66 is: 324,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,425.20 : 588,475.95 = 235,450.66 : x
  2. Step 2: Convert to fraction form
    426,425.20/588,475.95 = 235,450.66/x
  3. Step 3: Cross multiply
    426,425.20x = 588,475.95 × 235,450.66
  4. Step 4: Simplify right side
    426,425.20x = 138,557,050,821.63
  5. Step 5: Solve for x
    x = 138,557,050,821.63/426,425.20
  6. Step 6: Final answer
    x = 324,926.98

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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.