Home / 836,055.04-1,253,687.28-323,960.08

Finding the Fourth Proportional to 836,055.04, 1,253,687.28 and 323,960.08

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Solution

The fourth proportional to 836,055.04, 1,253,687.28 and 323,960.08 is: 485,786.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,055.04 : 1,253,687.28 = 323,960.08 : x
  2. Step 2: Convert to fraction form
    836,055.04/1,253,687.28 = 323,960.08/x
  3. Step 3: Cross multiply
    836,055.04x = 1,253,687.28 × 323,960.08
  4. Step 4: Simplify right side
    836,055.04x = 406,144,631,523.78
  5. Step 5: Solve for x
    x = 406,144,631,523.78/836,055.04
  6. Step 6: Final answer
    x = 485,786.95

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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.