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Finding the Fourth Proportional to 359,037.09, 538,554.02 and 92,774.97

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Solution

The fourth proportional to 359,037.09, 538,554.02 and 92,774.97 is: 139,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,037.09 : 538,554.02 = 92,774.97 : x
  2. Step 2: Convert to fraction form
    359,037.09/538,554.02 = 92,774.97/x
  3. Step 3: Cross multiply
    359,037.09x = 538,554.02 × 92,774.97
  4. Step 4: Simplify right side
    359,037.09x = 49,964,332,585.00
  5. Step 5: Solve for x
    x = 49,964,332,585.00/359,037.09
  6. Step 6: Final answer
    x = 139,162.04

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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.