Home / 908,176.60-1,361,292.90-308,582.20

Finding the Fourth Proportional to 908,176.60, 1,361,292.90 and 308,582.20

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Solution

The fourth proportional to 908,176.60, 1,361,292.90 and 308,582.20 is: 462,543.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,176.60 : 1,361,292.90 = 308,582.20 : x
  2. Step 2: Convert to fraction form
    908,176.60/1,361,292.90 = 308,582.20/x
  3. Step 3: Cross multiply
    908,176.60x = 1,361,292.90 × 308,582.20
  4. Step 4: Simplify right side
    908,176.60x = 420,070,757,926.38
  5. Step 5: Solve for x
    x = 420,070,757,926.38/908,176.60
  6. Step 6: Final answer
    x = 462,543.03

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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.