Home / 1,058,863.62-1,587,403.22-459,373.71

Finding the Fourth Proportional to 1,058,863.62, 1,587,403.22 and 459,373.71

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Solution

The fourth proportional to 1,058,863.62, 1,587,403.22 and 459,373.71 is: 688,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,863.62 : 1,587,403.22 = 459,373.71 : x
  2. Step 2: Convert to fraction form
    1,058,863.62/1,587,403.22 = 459,373.71/x
  3. Step 3: Cross multiply
    1,058,863.62x = 1,587,403.22 × 459,373.71
  4. Step 4: Simplify right side
    1,058,863.62x = 729,211,304,140.48
  5. Step 5: Solve for x
    x = 729,211,304,140.48/1,058,863.62
  6. Step 6: Final answer
    x = 688,673.49

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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.