Home / 347,834.04-479,997.28-196,931.04

Finding the Fourth Proportional to 347,834.04, 479,997.28 and 196,931.04

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Solution

The fourth proportional to 347,834.04, 479,997.28 and 196,931.04 is: 271,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,834.04 : 479,997.28 = 196,931.04 : x
  2. Step 2: Convert to fraction form
    347,834.04/479,997.28 = 196,931.04/x
  3. Step 3: Cross multiply
    347,834.04x = 479,997.28 × 196,931.04
  4. Step 4: Simplify right side
    347,834.04x = 94,526,363,547.57
  5. Step 5: Solve for x
    x = 94,526,363,547.57/347,834.04
  6. Step 6: Final answer
    x = 271,757.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.