Home / 426,057.19-587,971.22-235,082.88

Finding the Fourth Proportional to 426,057.19, 587,971.22 and 235,082.88

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Solution

The fourth proportional to 426,057.19, 587,971.22 and 235,082.88 is: 324,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,057.19 : 587,971.22 = 235,082.88 : x
  2. Step 2: Convert to fraction form
    426,057.19/587,971.22 = 235,082.88/x
  3. Step 3: Cross multiply
    426,057.19x = 587,971.22 × 235,082.88
  4. Step 4: Simplify right side
    426,057.19x = 138,221,966,579.30
  5. Step 5: Solve for x
    x = 138,221,966,579.30/426,057.19
  6. Step 6: Final answer
    x = 324,421.16

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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.