Home / 426,327.38-588,333.18-235,340.30

Finding the Fourth Proportional to 426,327.38, 588,333.18 and 235,340.30

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Solution

The fourth proportional to 426,327.38, 588,333.18 and 235,340.30 is: 324,770.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,327.38 : 588,333.18 = 235,340.30 : x
  2. Step 2: Convert to fraction form
    426,327.38/588,333.18 = 235,340.30/x
  3. Step 3: Cross multiply
    426,327.38x = 588,333.18 × 235,340.30
  4. Step 4: Simplify right side
    426,327.38x = 138,458,507,081.15
  5. Step 5: Solve for x
    x = 138,458,507,081.15/426,327.38
  6. Step 6: Final answer
    x = 324,770.38

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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.