Home / 1,058,651.64-1,587,084.70-459,161.28

Finding the Fourth Proportional to 1,058,651.64, 1,587,084.70 and 459,161.28

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Solution

The fourth proportional to 1,058,651.64, 1,587,084.70 and 459,161.28 is: 688,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,651.64 : 1,587,084.70 = 459,161.28 : x
  2. Step 2: Convert to fraction form
    1,058,651.64/1,587,084.70 = 459,161.28/x
  3. Step 3: Cross multiply
    1,058,651.64x = 1,587,084.70 × 459,161.28
  4. Step 4: Simplify right side
    1,058,651.64x = 728,727,842,320.42
  5. Step 5: Solve for x
    x = 728,727,842,320.42/1,058,651.64
  6. Step 6: Final answer
    x = 688,354.71

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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.