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Finding the Fourth Proportional to 370,834.40, 556,251.60 and 366,897.80

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Solution

The fourth proportional to 370,834.40, 556,251.60 and 366,897.80 is: 550,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,834.40 : 556,251.60 = 366,897.80 : x
  2. Step 2: Convert to fraction form
    370,834.40/556,251.60 = 366,897.80/x
  3. Step 3: Cross multiply
    370,834.40x = 556,251.60 × 366,897.80
  4. Step 4: Simplify right side
    370,834.40x = 204,087,488,286.48
  5. Step 5: Solve for x
    x = 204,087,488,286.48/370,834.40
  6. Step 6: Final answer
    x = 550,346.70

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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.