Home / 426,316.91-588,317.72-235,330.11

Finding the Fourth Proportional to 426,316.91, 588,317.72 and 235,330.11

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Solution

The fourth proportional to 426,316.91, 588,317.72 and 235,330.11 is: 324,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,316.91 : 588,317.72 = 235,330.11 : x
  2. Step 2: Convert to fraction form
    426,316.91/588,317.72 = 235,330.11/x
  3. Step 3: Cross multiply
    426,316.91x = 588,317.72 × 235,330.11
  4. Step 4: Simplify right side
    426,316.91x = 138,448,872,585.90
  5. Step 5: Solve for x
    x = 138,448,872,585.90/426,316.91
  6. Step 6: Final answer
    x = 324,755.76

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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.