Home / 426,320.90-588,323.24-235,334.12

Finding the Fourth Proportional to 426,320.90, 588,323.24 and 235,334.12

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Solution

The fourth proportional to 426,320.90, 588,323.24 and 235,334.12 is: 324,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,320.90 : 588,323.24 = 235,334.12 : x
  2. Step 2: Convert to fraction form
    426,320.90/588,323.24 = 235,334.12/x
  3. Step 3: Cross multiply
    426,320.90x = 588,323.24 × 235,334.12
  4. Step 4: Simplify right side
    426,320.90x = 138,452,531,960.95
  5. Step 5: Solve for x
    x = 138,452,531,960.95/426,320.90
  6. Step 6: Final answer
    x = 324,761.31

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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.