Home / 913,387.38-1,370,086.73-239,462.62

Finding the Fourth Proportional to 913,387.38, 1,370,086.73 and 239,462.62

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Solution

The fourth proportional to 913,387.38, 1,370,086.73 and 239,462.62 is: 359,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,387.38 : 1,370,086.73 = 239,462.62 : x
  2. Step 2: Convert to fraction form
    913,387.38/1,370,086.73 = 239,462.62/x
  3. Step 3: Cross multiply
    913,387.38x = 1,370,086.73 × 239,462.62
  4. Step 4: Simplify right side
    913,387.38x = 328,084,557,993.03
  5. Step 5: Solve for x
    x = 328,084,557,993.03/913,387.38
  6. Step 6: Final answer
    x = 359,195.41

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1.5x scale

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.