Home / 982,491.65-1,473,737.38-272,519.72

Finding the Fourth Proportional to 982,491.65, 1,473,737.38 and 272,519.72

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Solution

The fourth proportional to 982,491.65, 1,473,737.38 and 272,519.72 is: 408,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,491.65 : 1,473,737.38 = 272,519.72 : x
  2. Step 2: Convert to fraction form
    982,491.65/1,473,737.38 = 272,519.72/x
  3. Step 3: Cross multiply
    982,491.65x = 1,473,737.38 × 272,519.72
  4. Step 4: Simplify right side
    982,491.65x = 401,622,498,151.13
  5. Step 5: Solve for x
    x = 401,622,498,151.13/982,491.65
  6. Step 6: Final answer
    x = 408,779.55

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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.