Home / 754,194.20-1,040,788.02-414,662.45

Finding the Fourth Proportional to 754,194.20, 1,040,788.02 and 414,662.45

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Solution

The fourth proportional to 754,194.20, 1,040,788.02 and 414,662.45 is: 572,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,194.20 : 1,040,788.02 = 414,662.45 : x
  2. Step 2: Convert to fraction form
    754,194.20/1,040,788.02 = 414,662.45/x
  3. Step 3: Cross multiply
    754,194.20x = 1,040,788.02 × 414,662.45
  4. Step 4: Simplify right side
    754,194.20x = 431,575,705,099.91
  5. Step 5: Solve for x
    x = 431,575,705,099.91/754,194.20
  6. Step 6: Final answer
    x = 572,234.19

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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.