Home / 1,151,918.39-1,727,680.73-310,273.31

Finding the Fourth Proportional to 1,151,918.39, 1,727,680.73 and 310,273.31

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Solution

The fourth proportional to 1,151,918.39, 1,727,680.73 and 310,273.31 is: 465,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,918.39 : 1,727,680.73 = 310,273.31 : x
  2. Step 2: Convert to fraction form
    1,151,918.39/1,727,680.73 = 310,273.31/x
  3. Step 3: Cross multiply
    1,151,918.39x = 1,727,680.73 × 310,273.31
  4. Step 4: Simplify right side
    1,151,918.39x = 536,053,221,488.15
  5. Step 5: Solve for x
    x = 536,053,221,488.15/1,151,918.39
  6. Step 6: Final answer
    x = 465,356.94

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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.