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Finding the Fourth Proportional to 568,114.65, 852,470.06 and 213,373.53

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Solution

The fourth proportional to 568,114.65, 852,470.06 and 213,373.53 is: 320,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,114.65 : 852,470.06 = 213,373.53 : x
  2. Step 2: Convert to fraction form
    568,114.65/852,470.06 = 213,373.53/x
  3. Step 3: Cross multiply
    568,114.65x = 852,470.06 × 213,373.53
  4. Step 4: Simplify right side
    568,114.65x = 181,894,544,854.64
  5. Step 5: Solve for x
    x = 181,894,544,854.64/568,114.65
  6. Step 6: Final answer
    x = 320,172.25

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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.