Home / 426,622.97-588,743.30-235,639.55

Finding the Fourth Proportional to 426,622.97, 588,743.30 and 235,639.55

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Solution

The fourth proportional to 426,622.97, 588,743.30 and 235,639.55 is: 325,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,622.97 : 588,743.30 = 235,639.55 : x
  2. Step 2: Convert to fraction form
    426,622.97/588,743.30 = 235,639.55/x
  3. Step 3: Cross multiply
    426,622.97x = 588,743.30 × 235,639.55
  4. Step 4: Simplify right side
    426,622.97x = 138,731,208,338.47
  5. Step 5: Solve for x
    x = 138,731,208,338.47/426,622.97
  6. Step 6: Final answer
    x = 325,184.57

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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.