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Finding the Fourth Proportional to 552,727.09, 827,762.00 and 315,350.11

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Solution

The fourth proportional to 552,727.09, 827,762.00 and 315,350.11 is: 472,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,727.09 : 827,762.00 = 315,350.11 : x
  2. Step 2: Convert to fraction form
    552,727.09/827,762.00 = 315,350.11/x
  3. Step 3: Cross multiply
    552,727.09x = 827,762.00 × 315,350.11
  4. Step 4: Simplify right side
    552,727.09x = 261,034,838,985.62
  5. Step 5: Solve for x
    x = 261,034,838,985.62/552,727.09
  6. Step 6: Final answer
    x = 472,267.13

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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.