Home / 667,073.46-1,000,250.29-346,434.31

Finding the Fourth Proportional to 667,073.46, 1,000,250.29 and 346,434.31

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Solution

The fourth proportional to 667,073.46, 1,000,250.29 and 346,434.31 is: 519,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,073.46 : 1,000,250.29 = 346,434.31 : x
  2. Step 2: Convert to fraction form
    667,073.46/1,000,250.29 = 346,434.31/x
  3. Step 3: Cross multiply
    667,073.46x = 1,000,250.29 × 346,434.31
  4. Step 4: Simplify right side
    667,073.46x = 346,521,019,043.45
  5. Step 5: Solve for x
    x = 346,521,019,043.45/667,073.46
  6. Step 6: Final answer
    x = 519,464.56

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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.