Home / 1,058,452.55-1,460,789.75-628,734.39

Finding the Fourth Proportional to 1,058,452.55, 1,460,789.75 and 628,734.39

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Solution

The fourth proportional to 1,058,452.55, 1,460,789.75 and 628,734.39 is: 867,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,452.55 : 1,460,789.75 = 628,734.39 : x
  2. Step 2: Convert to fraction form
    1,058,452.55/1,460,789.75 = 628,734.39/x
  3. Step 3: Cross multiply
    1,058,452.55x = 1,460,789.75 × 628,734.39
  4. Step 4: Simplify right side
    1,058,452.55x = 918,448,752,384.50
  5. Step 5: Solve for x
    x = 918,448,752,384.50/1,058,452.55
  6. Step 6: Final answer
    x = 867,727.85

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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.