Home / 1,058,445.60-1,460,780.13-628,727.43

Finding the Fourth Proportional to 1,058,445.60, 1,460,780.13 and 628,727.43

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Solution

The fourth proportional to 1,058,445.60, 1,460,780.13 and 628,727.43 is: 867,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,445.60 : 1,460,780.13 = 628,727.43 : x
  2. Step 2: Convert to fraction form
    1,058,445.60/1,460,780.13 = 628,727.43/x
  3. Step 3: Cross multiply
    1,058,445.60x = 1,460,780.13 × 628,727.43
  4. Step 4: Simplify right side
    1,058,445.60x = 918,432,536,929.97
  5. Step 5: Solve for x
    x = 918,432,536,929.97/1,058,445.60
  6. Step 6: Final answer
    x = 867,718.22

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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.