Home / 844,379.71-1,266,700.78-283,545.43

Finding the Fourth Proportional to 844,379.71, 1,266,700.78 and 283,545.43

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Solution

The fourth proportional to 844,379.71, 1,266,700.78 and 283,545.43 is: 425,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,379.71 : 1,266,700.78 = 283,545.43 : x
  2. Step 2: Convert to fraction form
    844,379.71/1,266,700.78 = 283,545.43/x
  3. Step 3: Cross multiply
    844,379.71x = 1,266,700.78 × 283,545.43
  4. Step 4: Simplify right side
    844,379.71x = 359,167,214,534.12
  5. Step 5: Solve for x
    x = 359,167,214,534.12/844,379.71
  6. Step 6: Final answer
    x = 425,362.21

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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.