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Finding the Fourth Proportional to 415,950.84, 574,101 and 262,891.62

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Solution

The fourth proportional to 415,950.84, 574,101 and 262,891.62 is: 362,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,950.84 : 574,101 = 262,891.62 : x
  2. Step 2: Convert to fraction form
    415,950.84/574,101 = 262,891.62/x
  3. Step 3: Cross multiply
    415,950.84x = 574,101 × 262,891.62
  4. Step 4: Simplify right side
    415,950.84x = 150,926,341,933.62
  5. Step 5: Solve for x
    x = 150,926,341,933.62/415,950.84
  6. Step 6: Final answer
    x = 362,846.59

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1.5x scale

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.