Home / 744,393.22-1,117,049.10-344,959.54

Finding the Fourth Proportional to 744,393.22, 1,117,049.10 and 344,959.54

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Solution

The fourth proportional to 744,393.22, 1,117,049.10 and 344,959.54 is: 517,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,393.22 : 1,117,049.10 = 344,959.54 : x
  2. Step 2: Convert to fraction form
    744,393.22/1,117,049.10 = 344,959.54/x
  3. Step 3: Cross multiply
    744,393.22x = 1,117,049.10 × 344,959.54
  4. Step 4: Simplify right side
    744,393.22x = 385,336,743,693.41
  5. Step 5: Solve for x
    x = 385,336,743,693.41/744,393.22
  6. Step 6: Final answer
    x = 517,652.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.