Home / 552,723.69-827,756.91-315,346.71

Finding the Fourth Proportional to 552,723.69, 827,756.91 and 315,346.71

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Solution

The fourth proportional to 552,723.69, 827,756.91 and 315,346.71 is: 472,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,723.69 : 827,756.91 = 315,346.71 : x
  2. Step 2: Convert to fraction form
    552,723.69/827,756.91 = 315,346.71/x
  3. Step 3: Cross multiply
    552,723.69x = 827,756.91 × 315,346.71
  4. Step 4: Simplify right side
    552,723.69x = 261,030,418,248.27
  5. Step 5: Solve for x
    x = 261,030,418,248.27/552,723.69
  6. Step 6: Final answer
    x = 472,262.04

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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.