Home / 844,312.68-1,266,705.77-339,228.29

Finding the Fourth Proportional to 844,312.68, 1,266,705.77 and 339,228.29

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Solution

The fourth proportional to 844,312.68, 1,266,705.77 and 339,228.29 is: 508,937.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,312.68 : 1,266,705.77 = 339,228.29 : x
  2. Step 2: Convert to fraction form
    844,312.68/1,266,705.77 = 339,228.29/x
  3. Step 3: Cross multiply
    844,312.68x = 1,266,705.77 × 339,228.29
  4. Step 4: Simplify right side
    844,312.68x = 429,702,433,760.86
  5. Step 5: Solve for x
    x = 429,702,433,760.86/844,312.68
  6. Step 6: Final answer
    x = 508,937.56

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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.