Home / 785,813.20-1,178,686.94-224,847.70

Finding the Fourth Proportional to 785,813.20, 1,178,686.94 and 224,847.70

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Solution

The fourth proportional to 785,813.20, 1,178,686.94 and 224,847.70 is: 337,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,813.20 : 1,178,686.94 = 224,847.70 : x
  2. Step 2: Convert to fraction form
    785,813.20/1,178,686.94 = 224,847.70/x
  3. Step 3: Cross multiply
    785,813.20x = 1,178,686.94 × 224,847.70
  4. Step 4: Simplify right side
    785,813.20x = 265,025,044,672.85
  5. Step 5: Solve for x
    x = 265,025,044,672.85/785,813.20
  6. Step 6: Final answer
    x = 337,262.15

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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.