Home / 631,042.14-870,833.79-344,562.06

Finding the Fourth Proportional to 631,042.14, 870,833.79 and 344,562.06

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Solution

The fourth proportional to 631,042.14, 870,833.79 and 344,562.06 is: 475,493.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,042.14 : 870,833.79 = 344,562.06 : x
  2. Step 2: Convert to fraction form
    631,042.14/870,833.79 = 344,562.06/x
  3. Step 3: Cross multiply
    631,042.14x = 870,833.79 × 344,562.06
  4. Step 4: Simplify right side
    631,042.14x = 300,056,284,600.01
  5. Step 5: Solve for x
    x = 300,056,284,600.01/631,042.14
  6. Step 6: Final answer
    x = 475,493.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.