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Finding the Fourth Proportional to 426,367.53, 588,383.40 and 235,376.82

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Solution

The fourth proportional to 426,367.53, 588,383.40 and 235,376.82 is: 324,817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,367.53 : 588,383.40 = 235,376.82 : x
  2. Step 2: Convert to fraction form
    426,367.53/588,383.40 = 235,376.82/x
  3. Step 3: Cross multiply
    426,367.53x = 588,383.40 × 235,376.82
  4. Step 4: Simplify right side
    426,367.53x = 138,491,813,632.79
  5. Step 5: Solve for x
    x = 138,491,813,632.79/426,367.53
  6. Step 6: Final answer
    x = 324,817.92

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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.