Home / 783,114.30-1,174,234.05-333,758.70

Finding the Fourth Proportional to 783,114.30, 1,174,234.05 and 333,758.70

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Solution

The fourth proportional to 783,114.30, 1,174,234.05 and 333,758.70 is: 500,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,114.30 : 1,174,234.05 = 333,758.70 : x
  2. Step 2: Convert to fraction form
    783,114.30/1,174,234.05 = 333,758.70/x
  3. Step 3: Cross multiply
    783,114.30x = 1,174,234.05 × 333,758.70
  4. Step 4: Simplify right side
    783,114.30x = 391,910,830,023.74
  5. Step 5: Solve for x
    x = 391,910,830,023.74/783,114.30
  6. Step 6: Final answer
    x = 500,451.63

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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.