Home / 428,354.66-591,132.95-237,371.24

Finding the Fourth Proportional to 428,354.66, 591,132.95 and 237,371.24

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Solution

The fourth proportional to 428,354.66, 591,132.95 and 237,371.24 is: 327,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,354.66 : 591,132.95 = 237,371.24 : x
  2. Step 2: Convert to fraction form
    428,354.66/591,132.95 = 237,371.24/x
  3. Step 3: Cross multiply
    428,354.66x = 591,132.95 × 237,371.24
  4. Step 4: Simplify right side
    428,354.66x = 140,317,961,346.36
  5. Step 5: Solve for x
    x = 140,317,961,346.36/428,354.66
  6. Step 6: Final answer
    x = 327,574.26

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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.