Home / 754,157.96-1,040,711.22-414,623.56

Finding the Fourth Proportional to 754,157.96, 1,040,711.22 and 414,623.56

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Solution

The fourth proportional to 754,157.96, 1,040,711.22 and 414,623.56 is: 572,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,157.96 : 1,040,711.22 = 414,623.56 : x
  2. Step 2: Convert to fraction form
    754,157.96/1,040,711.22 = 414,623.56/x
  3. Step 3: Cross multiply
    754,157.96x = 1,040,711.22 × 414,623.56
  4. Step 4: Simplify right side
    754,157.96x = 431,503,390,968.34
  5. Step 5: Solve for x
    x = 431,503,390,968.34/754,157.96
  6. Step 6: Final answer
    x = 572,165.80

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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.