Home / 428,170.76-590,875.66-237,196.52

Finding the Fourth Proportional to 428,170.76, 590,875.66 and 237,196.52

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Solution

The fourth proportional to 428,170.76, 590,875.66 and 237,196.52 is: 327,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,170.76 : 590,875.66 = 237,196.52 : x
  2. Step 2: Convert to fraction form
    428,170.76/590,875.66 = 237,196.52/x
  3. Step 3: Cross multiply
    428,170.76x = 590,875.66 × 237,196.52
  4. Step 4: Simplify right side
    428,170.76x = 140,153,650,304.70
  5. Step 5: Solve for x
    x = 140,153,650,304.70/428,170.76
  6. Step 6: Final answer
    x = 327,331.20

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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.