Home / 1,298,314.62-1,947,227.31-351,560.70

Finding the Fourth Proportional to 1,298,314.62, 1,947,227.31 and 351,560.70

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Solution

The fourth proportional to 1,298,314.62, 1,947,227.31 and 351,560.70 is: 527,274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,314.62 : 1,947,227.31 = 351,560.70 : x
  2. Step 2: Convert to fraction form
    1,298,314.62/1,947,227.31 = 351,560.70/x
  3. Step 3: Cross multiply
    1,298,314.62x = 1,947,227.31 × 351,560.70
  4. Step 4: Simplify right side
    1,298,314.62x = 684,568,596,162.72
  5. Step 5: Solve for x
    x = 684,568,596,162.72/1,298,314.62
  6. Step 6: Final answer
    x = 527,274.81

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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.