Home / 451,261.62-676,667.04-147,616.14

Finding the Fourth Proportional to 451,261.62, 676,667.04 and 147,616.14

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Solution

The fourth proportional to 451,261.62, 676,667.04 and 147,616.14 is: 221,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,261.62 : 676,667.04 = 147,616.14 : x
  2. Step 2: Convert to fraction form
    451,261.62/676,667.04 = 147,616.14/x
  3. Step 3: Cross multiply
    451,261.62x = 676,667.04 × 147,616.14
  4. Step 4: Simplify right side
    451,261.62x = 99,886,976,510.03
  5. Step 5: Solve for x
    x = 99,886,976,510.03/451,261.62
  6. Step 6: Final answer
    x = 221,350.48

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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.