Home / 834,849.75-1,252,478.44-266,230.87

Finding the Fourth Proportional to 834,849.75, 1,252,478.44 and 266,230.87

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Solution

The fourth proportional to 834,849.75, 1,252,478.44 and 266,230.87 is: 399,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,849.75 : 1,252,478.44 = 266,230.87 : x
  2. Step 2: Convert to fraction form
    834,849.75/1,252,478.44 = 266,230.87/x
  3. Step 3: Cross multiply
    834,849.75x = 1,252,478.44 × 266,230.87
  4. Step 4: Simplify right side
    834,849.75x = 333,448,424,737.44
  5. Step 5: Solve for x
    x = 333,448,424,737.44/834,849.75
  6. Step 6: Final answer
    x = 399,411.30

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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.