Home / 1,058,320.68-1,460,695.08-628,517.76

Finding the Fourth Proportional to 1,058,320.68, 1,460,695.08 and 628,517.76

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Solution

The fourth proportional to 1,058,320.68, 1,460,695.08 and 628,517.76 is: 867,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,320.68 : 1,460,695.08 = 628,517.76 : x
  2. Step 2: Convert to fraction form
    1,058,320.68/1,460,695.08 = 628,517.76/x
  3. Step 3: Cross multiply
    1,058,320.68x = 1,460,695.08 × 628,517.76
  4. Step 4: Simplify right side
    1,058,320.68x = 918,072,799,724.62
  5. Step 5: Solve for x
    x = 918,072,799,724.62/1,058,320.68
  6. Step 6: Final answer
    x = 867,480.73

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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.