Home / 450,948.25-622,290.36-269,760.31

Finding the Fourth Proportional to 450,948.25, 622,290.36 and 269,760.31

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Solution

The fourth proportional to 450,948.25, 622,290.36 and 269,760.31 is: 372,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,948.25 : 622,290.36 = 269,760.31 : x
  2. Step 2: Convert to fraction form
    450,948.25/622,290.36 = 269,760.31/x
  3. Step 3: Cross multiply
    450,948.25x = 622,290.36 × 269,760.31
  4. Step 4: Simplify right side
    450,948.25x = 167,869,240,423.61
  5. Step 5: Solve for x
    x = 167,869,240,423.61/450,948.25
  6. Step 6: Final answer
    x = 372,258.33

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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.