Home / 1,002,171.79-1,502,946.04-328,102.85

Finding the Fourth Proportional to 1,002,171.79, 1,502,946.04 and 328,102.85

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Solution

The fourth proportional to 1,002,171.79, 1,502,946.04 and 328,102.85 is: 492,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,171.79 : 1,502,946.04 = 328,102.85 : x
  2. Step 2: Convert to fraction form
    1,002,171.79/1,502,946.04 = 328,102.85/x
  3. Step 3: Cross multiply
    1,002,171.79x = 1,502,946.04 × 328,102.85
  4. Step 4: Simplify right side
    1,002,171.79x = 493,120,882,672.52
  5. Step 5: Solve for x
    x = 493,120,882,672.52/1,002,171.79
  6. Step 6: Final answer
    x = 492,052.25

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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.