Home / 394,943.64-592,417.12-125,073.16

Finding the Fourth Proportional to 394,943.64, 592,417.12 and 125,073.16

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Solution

The fourth proportional to 394,943.64, 592,417.12 and 125,073.16 is: 187,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,943.64 : 592,417.12 = 125,073.16 : x
  2. Step 2: Convert to fraction form
    394,943.64/592,417.12 = 125,073.16/x
  3. Step 3: Cross multiply
    394,943.64x = 592,417.12 × 125,073.16
  4. Step 4: Simplify right side
    394,943.64x = 74,095,481,236.50
  5. Step 5: Solve for x
    x = 74,095,481,236.50/394,943.64
  6. Step 6: Final answer
    x = 187,610.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.