Home / 1,143,932.59-1,715,911.13-345,221.29

Finding the Fourth Proportional to 1,143,932.59, 1,715,911.13 and 345,221.29

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Solution

The fourth proportional to 1,143,932.59, 1,715,911.13 and 345,221.29 is: 517,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,932.59 : 1,715,911.13 = 345,221.29 : x
  2. Step 2: Convert to fraction form
    1,143,932.59/1,715,911.13 = 345,221.29/x
  3. Step 3: Cross multiply
    1,143,932.59x = 1,715,911.13 × 345,221.29
  4. Step 4: Simplify right side
    1,143,932.59x = 592,369,052,097.85
  5. Step 5: Solve for x
    x = 592,369,052,097.85/1,143,932.59
  6. Step 6: Final answer
    x = 517,835.63

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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.