Home / 937,753.20-1,406,629.80-306,514.80

Finding the Fourth Proportional to 937,753.20, 1,406,629.80 and 306,514.80

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Solution

The fourth proportional to 937,753.20, 1,406,629.80 and 306,514.80 is: 459,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,753.20 : 1,406,629.80 = 306,514.80 : x
  2. Step 2: Convert to fraction form
    937,753.20/1,406,629.80 = 306,514.80/x
  3. Step 3: Cross multiply
    937,753.20x = 1,406,629.80 × 306,514.80
  4. Step 4: Simplify right side
    937,753.20x = 431,152,851,821.04
  5. Step 5: Solve for x
    x = 431,152,851,821.04/937,753.20
  6. Step 6: Final answer
    x = 459,772.20

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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.