Home / 1,058,488.92-1,587,231.72-410,367.96

Finding the Fourth Proportional to 1,058,488.92, 1,587,231.72 and 410,367.96

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Solution

The fourth proportional to 1,058,488.92, 1,587,231.72 and 410,367.96 is: 615,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,488.92 : 1,587,231.72 = 410,367.96 : x
  2. Step 2: Convert to fraction form
    1,058,488.92/1,587,231.72 = 410,367.96/x
  3. Step 3: Cross multiply
    1,058,488.92x = 1,587,231.72 × 410,367.96
  4. Step 4: Simplify right side
    1,058,488.92x = 651,349,042,983.69
  5. Step 5: Solve for x
    x = 651,349,042,983.69/1,058,488.92
  6. Step 6: Final answer
    x = 615,357.45

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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.