Home / 1,107,025.01-1,660,632.66-308,306.55

Finding the Fourth Proportional to 1,107,025.01, 1,660,632.66 and 308,306.55

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Solution

The fourth proportional to 1,107,025.01, 1,660,632.66 and 308,306.55 is: 462,486.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,025.01 : 1,660,632.66 = 308,306.55 : x
  2. Step 2: Convert to fraction form
    1,107,025.01/1,660,632.66 = 308,306.55/x
  3. Step 3: Cross multiply
    1,107,025.01x = 1,660,632.66 × 308,306.55
  4. Step 4: Simplify right side
    1,107,025.01x = 511,983,933,316.41
  5. Step 5: Solve for x
    x = 511,983,933,316.41/1,107,025.01
  6. Step 6: Final answer
    x = 462,486.33

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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.