Home / 414,041.68-571,339.81-239,581.72

Finding the Fourth Proportional to 414,041.68, 571,339.81 and 239,581.72

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Solution

The fourth proportional to 414,041.68, 571,339.81 and 239,581.72 is: 330,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,041.68 : 571,339.81 = 239,581.72 : x
  2. Step 2: Convert to fraction form
    414,041.68/571,339.81 = 239,581.72/x
  3. Step 3: Cross multiply
    414,041.68x = 571,339.81 × 239,581.72
  4. Step 4: Simplify right side
    414,041.68x = 136,882,577,004.82
  5. Step 5: Solve for x
    x = 136,882,577,004.82/414,041.68
  6. Step 6: Final answer
    x = 330,600.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.