Home / 749,105.42-1,033,512.26-426,586.82

Finding the Fourth Proportional to 749,105.42, 1,033,512.26 and 426,586.82

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Solution

The fourth proportional to 749,105.42, 1,033,512.26 and 426,586.82 is: 588,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,105.42 : 1,033,512.26 = 426,586.82 : x
  2. Step 2: Convert to fraction form
    749,105.42/1,033,512.26 = 426,586.82/x
  3. Step 3: Cross multiply
    749,105.42x = 1,033,512.26 × 426,586.82
  4. Step 4: Simplify right side
    749,105.42x = 440,882,708,424.41
  5. Step 5: Solve for x
    x = 440,882,708,424.41/749,105.42
  6. Step 6: Final answer
    x = 588,545.61

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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.