Home / 428,304.48-591,044.24-247,024

Finding the Fourth Proportional to 428,304.48, 591,044.24 and 247,024

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Solution

The fourth proportional to 428,304.48, 591,044.24 and 247,024 is: 340,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,304.48 : 591,044.24 = 247,024 : x
  2. Step 2: Convert to fraction form
    428,304.48/591,044.24 = 247,024/x
  3. Step 3: Cross multiply
    428,304.48x = 591,044.24 × 247,024
  4. Step 4: Simplify right side
    428,304.48x = 146,002,112,341.76
  5. Step 5: Solve for x
    x = 146,002,112,341.76/428,304.48
  6. Step 6: Final answer
    x = 340,883.93

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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.