Home / 349,382.38-523,944.64-124,682.71

Finding the Fourth Proportional to 349,382.38, 523,944.64 and 124,682.71

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Solution

The fourth proportional to 349,382.38, 523,944.64 and 124,682.71 is: 186,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,382.38 : 523,944.64 = 124,682.71 : x
  2. Step 2: Convert to fraction form
    349,382.38/523,944.64 = 124,682.71/x
  3. Step 3: Cross multiply
    349,382.38x = 523,944.64 × 124,682.71
  4. Step 4: Simplify right side
    349,382.38x = 65,326,837,605.17
  5. Step 5: Solve for x
    x = 65,326,837,605.17/349,382.38
  6. Step 6: Final answer
    x = 186,978.05

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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.