Home / 1,011,296.48-1,517,163.68-301,381.68

Finding the Fourth Proportional to 1,011,296.48, 1,517,163.68 and 301,381.68

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Solution

The fourth proportional to 1,011,296.48, 1,517,163.68 and 301,381.68 is: 452,137.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,296.48 : 1,517,163.68 = 301,381.68 : x
  2. Step 2: Convert to fraction form
    1,011,296.48/1,517,163.68 = 301,381.68/x
  3. Step 3: Cross multiply
    1,011,296.48x = 1,517,163.68 × 301,381.68
  4. Step 4: Simplify right side
    1,011,296.48x = 457,245,338,713.38
  5. Step 5: Solve for x
    x = 457,245,338,713.38/1,011,296.48
  6. Step 6: Final answer
    x = 452,137.77

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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.