Home / 1,107,603.29-1,661,404.74-266,155.04

Finding the Fourth Proportional to 1,107,603.29, 1,661,404.74 and 266,155.04

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Solution

The fourth proportional to 1,107,603.29, 1,661,404.74 and 266,155.04 is: 399,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,603.29 : 1,661,404.74 = 266,155.04 : x
  2. Step 2: Convert to fraction form
    1,107,603.29/1,661,404.74 = 266,155.04/x
  3. Step 3: Cross multiply
    1,107,603.29x = 1,661,404.74 × 266,155.04
  4. Step 4: Simplify right side
    1,107,603.29x = 442,191,236,723.87
  5. Step 5: Solve for x
    x = 442,191,236,723.87/1,107,603.29
  6. Step 6: Final answer
    x = 399,232.51

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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.