Home / 740,374.50-1,110,561.90-267,059.82

Finding the Fourth Proportional to 740,374.50, 1,110,561.90 and 267,059.82

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Solution

The fourth proportional to 740,374.50, 1,110,561.90 and 267,059.82 is: 400,589.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,374.50 : 1,110,561.90 = 267,059.82 : x
  2. Step 2: Convert to fraction form
    740,374.50/1,110,561.90 = 267,059.82/x
  3. Step 3: Cross multiply
    740,374.50x = 1,110,561.90 × 267,059.82
  4. Step 4: Simplify right side
    740,374.50x = 296,586,461,112.86
  5. Step 5: Solve for x
    x = 296,586,461,112.86/740,374.50
  6. Step 6: Final answer
    x = 400,589.78

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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.