Home / 913,410.73-1,370,247.32-282,373.75

Finding the Fourth Proportional to 913,410.73, 1,370,247.32 and 282,373.75

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Solution

The fourth proportional to 913,410.73, 1,370,247.32 and 282,373.75 is: 423,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,410.73 : 1,370,247.32 = 282,373.75 : x
  2. Step 2: Convert to fraction form
    913,410.73/1,370,247.32 = 282,373.75/x
  3. Step 3: Cross multiply
    913,410.73x = 1,370,247.32 × 282,373.75
  4. Step 4: Simplify right side
    913,410.73x = 386,921,874,175.85
  5. Step 5: Solve for x
    x = 386,921,874,175.85/913,410.73
  6. Step 6: Final answer
    x = 423,601.19

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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.