Home / 944,613.68-1,416,926.90-345,328.30

Finding the Fourth Proportional to 944,613.68, 1,416,926.90 and 345,328.30

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Solution

The fourth proportional to 944,613.68, 1,416,926.90 and 345,328.30 is: 517,994.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,613.68 : 1,416,926.90 = 345,328.30 : x
  2. Step 2: Convert to fraction form
    944,613.68/1,416,926.90 = 345,328.30/x
  3. Step 3: Cross multiply
    944,613.68x = 1,416,926.90 × 345,328.30
  4. Step 4: Simplify right side
    944,613.68x = 489,304,957,601.27
  5. Step 5: Solve for x
    x = 489,304,957,601.27/944,613.68
  6. Step 6: Final answer
    x = 517,994.78

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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.