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Finding the Fourth Proportional to 473,066.04, 708,982.98 and 192,255

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Solution

The fourth proportional to 473,066.04, 708,982.98 and 192,255 is: 288,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,066.04 : 708,982.98 = 192,255 : x
  2. Step 2: Convert to fraction form
    473,066.04/708,982.98 = 192,255/x
  3. Step 3: Cross multiply
    473,066.04x = 708,982.98 × 192,255
  4. Step 4: Simplify right side
    473,066.04x = 136,305,522,819.90
  5. Step 5: Solve for x
    x = 136,305,522,819.90/473,066.04
  6. Step 6: Final answer
    x = 288,132.12

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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.