Home / 663,047.53-994,865.33-347,429.41

Finding the Fourth Proportional to 663,047.53, 994,865.33 and 347,429.41

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Solution

The fourth proportional to 663,047.53, 994,865.33 and 347,429.41 is: 521,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,047.53 : 994,865.33 = 347,429.41 : x
  2. Step 2: Convert to fraction form
    663,047.53/994,865.33 = 347,429.41/x
  3. Step 3: Cross multiply
    663,047.53x = 994,865.33 × 347,429.41
  4. Step 4: Simplify right side
    663,047.53x = 345,645,474,631.36
  5. Step 5: Solve for x
    x = 345,645,474,631.36/663,047.53
  6. Step 6: Final answer
    x = 521,298.19

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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.