Home / 1,058,320.72-1,460,694.36-628,839.28

Finding the Fourth Proportional to 1,058,320.72, 1,460,694.36 and 628,839.28

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Solution

The fourth proportional to 1,058,320.72, 1,460,694.36 and 628,839.28 is: 867,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,320.72 : 1,460,694.36 = 628,839.28 : x
  2. Step 2: Convert to fraction form
    1,058,320.72/1,460,694.36 = 628,839.28/x
  3. Step 3: Cross multiply
    1,058,320.72x = 1,460,694.36 × 628,839.28
  4. Step 4: Simplify right side
    1,058,320.72x = 918,541,989,642.46
  5. Step 5: Solve for x
    x = 918,541,989,642.46/1,058,320.72
  6. Step 6: Final answer
    x = 867,924.04

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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.