Home / 995,445.56-1,373,744.94-542,744.12

Finding the Fourth Proportional to 995,445.56, 1,373,744.94 and 542,744.12

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Solution

The fourth proportional to 995,445.56, 1,373,744.94 and 542,744.12 is: 749,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,445.56 : 1,373,744.94 = 542,744.12 : x
  2. Step 2: Convert to fraction form
    995,445.56/1,373,744.94 = 542,744.12/x
  3. Step 3: Cross multiply
    995,445.56x = 1,373,744.94 × 542,744.12
  4. Step 4: Simplify right side
    995,445.56x = 745,591,988,564.75
  5. Step 5: Solve for x
    x = 745,591,988,564.75/995,445.56
  6. Step 6: Final answer
    x = 749,003.28

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1.5x scale

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.