Home / 802,012.24-1,203,601.08-646,123.60

Finding the Fourth Proportional to 802,012.24, 1,203,601.08 and 646,123.60

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Solution

The fourth proportional to 802,012.24, 1,203,601.08 and 646,123.60 is: 969,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,012.24 : 1,203,601.08 = 646,123.60 : x
  2. Step 2: Convert to fraction form
    802,012.24/1,203,601.08 = 646,123.60/x
  3. Step 3: Cross multiply
    802,012.24x = 1,203,601.08 × 646,123.60
  4. Step 4: Simplify right side
    802,012.24x = 777,675,062,773.49
  5. Step 5: Solve for x
    x = 777,675,062,773.49/802,012.24
  6. Step 6: Final answer
    x = 969,654.86

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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.