Home / 1,155,345.82-1,733,176.36-481,269.49

Finding the Fourth Proportional to 1,155,345.82, 1,733,176.36 and 481,269.49

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Solution

The fourth proportional to 1,155,345.82, 1,733,176.36 and 481,269.49 is: 721,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,345.82 : 1,733,176.36 = 481,269.49 : x
  2. Step 2: Convert to fraction form
    1,155,345.82/1,733,176.36 = 481,269.49/x
  3. Step 3: Cross multiply
    1,155,345.82x = 1,733,176.36 × 481,269.49
  4. Step 4: Simplify right side
    1,155,345.82x = 834,124,899,125.90
  5. Step 5: Solve for x
    x = 834,124,899,125.90/1,155,345.82
  6. Step 6: Final answer
    x = 721,969.90

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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.