Home / 908,327.93-1,253,493.70-494,862.66

Finding the Fourth Proportional to 908,327.93, 1,253,493.70 and 494,862.66

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Solution

The fourth proportional to 908,327.93, 1,253,493.70 and 494,862.66 is: 682,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,327.93 : 1,253,493.70 = 494,862.66 : x
  2. Step 2: Convert to fraction form
    908,327.93/1,253,493.70 = 494,862.66/x
  3. Step 3: Cross multiply
    908,327.93x = 1,253,493.70 × 494,862.66
  4. Step 4: Simplify right side
    908,327.93x = 620,307,225,438.09
  5. Step 5: Solve for x
    x = 620,307,225,438.09/908,327.93
  6. Step 6: Final answer
    x = 682,911.10

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Double scale
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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.