Home / 892,932.65-1,232,269.28-485,034.36

Finding the Fourth Proportional to 892,932.65, 1,232,269.28 and 485,034.36

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Solution

The fourth proportional to 892,932.65, 1,232,269.28 and 485,034.36 is: 669,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,932.65 : 1,232,269.28 = 485,034.36 : x
  2. Step 2: Convert to fraction form
    892,932.65/1,232,269.28 = 485,034.36/x
  3. Step 3: Cross multiply
    892,932.65x = 1,232,269.28 × 485,034.36
  4. Step 4: Simplify right side
    892,932.65x = 597,692,939,147.29
  5. Step 5: Solve for x
    x = 597,692,939,147.29/892,932.65
  6. Step 6: Final answer
    x = 669,359.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.