Home / 482,823.30-724,321.35-202,368.90

Finding the Fourth Proportional to 482,823.30, 724,321.35 and 202,368.90

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Solution

The fourth proportional to 482,823.30, 724,321.35 and 202,368.90 is: 303,589.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,823.30 : 724,321.35 = 202,368.90 : x
  2. Step 2: Convert to fraction form
    482,823.30/724,321.35 = 202,368.90/x
  3. Step 3: Cross multiply
    482,823.30x = 724,321.35 × 202,368.90
  4. Step 4: Simplify right side
    482,823.30x = 146,580,114,846.02
  5. Step 5: Solve for x
    x = 146,580,114,846.02/482,823.30
  6. Step 6: Final answer
    x = 303,589.56

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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.