Home / 328,839.54-493,276.30-104,223.84

Finding the Fourth Proportional to 328,839.54, 493,276.30 and 104,223.84

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Solution

The fourth proportional to 328,839.54, 493,276.30 and 104,223.84 is: 156,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,839.54 : 493,276.30 = 104,223.84 : x
  2. Step 2: Convert to fraction form
    328,839.54/493,276.30 = 104,223.84/x
  3. Step 3: Cross multiply
    328,839.54x = 493,276.30 × 104,223.84
  4. Step 4: Simplify right side
    328,839.54x = 51,411,150,166.99
  5. Step 5: Solve for x
    x = 51,411,150,166.99/328,839.54
  6. Step 6: Final answer
    x = 156,341.14

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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.