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Finding the Fourth Proportional to 426,365.53, 588,380.63 and 235,374.82

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Solution

The fourth proportional to 426,365.53, 588,380.63 and 235,374.82 is: 324,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,365.53 : 588,380.63 = 235,374.82 : x
  2. Step 2: Convert to fraction form
    426,365.53/588,380.63 = 235,374.82/x
  3. Step 3: Cross multiply
    426,365.53x = 588,380.63 × 235,374.82
  4. Step 4: Simplify right side
    426,365.53x = 138,489,984,877.74
  5. Step 5: Solve for x
    x = 138,489,984,877.74/426,365.53
  6. Step 6: Final answer
    x = 324,815.15

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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.