Home / 428,132.97-590,842.95-237,146.34

Finding the Fourth Proportional to 428,132.97, 590,842.95 and 237,146.34

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Solution

The fourth proportional to 428,132.97, 590,842.95 and 237,146.34 is: 327,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,132.97 : 590,842.95 = 237,146.34 : x
  2. Step 2: Convert to fraction form
    428,132.97/590,842.95 = 237,146.34/x
  3. Step 3: Cross multiply
    428,132.97x = 590,842.95 × 237,146.34
  4. Step 4: Simplify right side
    428,132.97x = 140,116,243,107.30
  5. Step 5: Solve for x
    x = 140,116,243,107.30/428,132.97
  6. Step 6: Final answer
    x = 327,272.72

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1.5x scale

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.