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Finding the Fourth Proportional to 308,001.80, 462,002.70 and 175,291.40

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Solution

The fourth proportional to 308,001.80, 462,002.70 and 175,291.40 is: 262,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,001.80 : 462,002.70 = 175,291.40 : x
  2. Step 2: Convert to fraction form
    308,001.80/462,002.70 = 175,291.40/x
  3. Step 3: Cross multiply
    308,001.80x = 462,002.70 × 175,291.40
  4. Step 4: Simplify right side
    308,001.80x = 80,985,100,086.78
  5. Step 5: Solve for x
    x = 80,985,100,086.78/308,001.80
  6. Step 6: Final answer
    x = 262,937.10

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1.5x scale

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.