Home / 492,799.20-738,982.80-226,471.20

Finding the Fourth Proportional to 492,799.20, 738,982.80 and 226,471.20

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Solution

The fourth proportional to 492,799.20, 738,982.80 and 226,471.20 is: 339,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,799.20 : 738,982.80 = 226,471.20 : x
  2. Step 2: Convert to fraction form
    492,799.20/738,982.80 = 226,471.20/x
  3. Step 3: Cross multiply
    492,799.20x = 738,982.80 × 226,471.20
  4. Step 4: Simplify right side
    492,799.20x = 167,358,321,495.36
  5. Step 5: Solve for x
    x = 167,358,321,495.36/492,799.20
  6. Step 6: Final answer
    x = 339,607.53

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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.