Home / 426,302.08-588,304.10-232,719.78

Finding the Fourth Proportional to 426,302.08, 588,304.10 and 232,719.78

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Solution

The fourth proportional to 426,302.08, 588,304.10 and 232,719.78 is: 321,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,302.08 : 588,304.10 = 232,719.78 : x
  2. Step 2: Convert to fraction form
    426,302.08/588,304.10 = 232,719.78/x
  3. Step 3: Cross multiply
    426,302.08x = 588,304.10 × 232,719.78
  4. Step 4: Simplify right side
    426,302.08x = 136,909,996,619.98
  5. Step 5: Solve for x
    x = 136,909,996,619.98/426,302.08
  6. Step 6: Final answer
    x = 321,157.23

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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.