Home / 462,335.36-693,589.12-146,707.20

Finding the Fourth Proportional to 462,335.36, 693,589.12 and 146,707.20

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Solution

The fourth proportional to 462,335.36, 693,589.12 and 146,707.20 is: 220,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,335.36 : 693,589.12 = 146,707.20 : x
  2. Step 2: Convert to fraction form
    462,335.36/693,589.12 = 146,707.20/x
  3. Step 3: Cross multiply
    462,335.36x = 693,589.12 × 146,707.20
  4. Step 4: Simplify right side
    462,335.36x = 101,754,517,745.66
  5. Step 5: Solve for x
    x = 101,754,517,745.66/462,335.36
  6. Step 6: Final answer
    x = 220,088.11

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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.