Home / 219,424.30-329,136.45-202,317.10

Finding the Fourth Proportional to 219,424.30, 329,136.45 and 202,317.10

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Solution

The fourth proportional to 219,424.30, 329,136.45 and 202,317.10 is: 303,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,424.30 : 329,136.45 = 202,317.10 : x
  2. Step 2: Convert to fraction form
    219,424.30/329,136.45 = 202,317.10/x
  3. Step 3: Cross multiply
    219,424.30x = 329,136.45 × 202,317.10
  4. Step 4: Simplify right side
    219,424.30x = 66,589,932,068.30
  5. Step 5: Solve for x
    x = 66,589,932,068.30/219,424.30
  6. Step 6: Final answer
    x = 303,475.65

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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.