Home / 754,273-1,040,925.90-414,733.96

Finding the Fourth Proportional to 754,273, 1,040,925.90 and 414,733.96

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Solution

The fourth proportional to 754,273, 1,040,925.90 and 414,733.96 is: 572,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,273 : 1,040,925.90 = 414,733.96 : x
  2. Step 2: Convert to fraction form
    754,273/1,040,925.90 = 414,733.96/x
  3. Step 3: Cross multiply
    754,273x = 1,040,925.90 × 414,733.96
  4. Step 4: Simplify right side
    754,273x = 431,707,320,573.56
  5. Step 5: Solve for x
    x = 431,707,320,573.56/754,273
  6. Step 6: Final answer
    x = 572,348.90

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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.