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Finding the Fourth Proportional to 350,175.78, 521,932.59 and 330,244.92

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Solution

The fourth proportional to 350,175.78, 521,932.59 and 330,244.92 is: 492,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,175.78 : 521,932.59 = 330,244.92 : x
  2. Step 2: Convert to fraction form
    350,175.78/521,932.59 = 330,244.92/x
  3. Step 3: Cross multiply
    350,175.78x = 521,932.59 × 330,244.92
  4. Step 4: Simplify right side
    350,175.78x = 172,365,586,429.94
  5. Step 5: Solve for x
    x = 172,365,586,429.94/350,175.78
  6. Step 6: Final answer
    x = 492,225.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.