Home / 908,679.24-1,253,985.94-500,795.96

Finding the Fourth Proportional to 908,679.24, 1,253,985.94 and 500,795.96

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Solution

The fourth proportional to 908,679.24, 1,253,985.94 and 500,795.96 is: 691,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,679.24 : 1,253,985.94 = 500,795.96 : x
  2. Step 2: Convert to fraction form
    908,679.24/1,253,985.94 = 500,795.96/x
  3. Step 3: Cross multiply
    908,679.24x = 1,253,985.94 × 500,795.96
  4. Step 4: Simplify right side
    908,679.24x = 627,991,092,648.80
  5. Step 5: Solve for x
    x = 627,991,092,648.80/908,679.24
  6. Step 6: Final answer
    x = 691,103.16

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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.