Home / 292,761.06-403,964.34-170,280.54

Finding the Fourth Proportional to 292,761.06, 403,964.34 and 170,280.54

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Solution

The fourth proportional to 292,761.06, 403,964.34 and 170,280.54 is: 234,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,761.06 : 403,964.34 = 170,280.54 : x
  2. Step 2: Convert to fraction form
    292,761.06/403,964.34 = 170,280.54/x
  3. Step 3: Cross multiply
    292,761.06x = 403,964.34 × 170,280.54
  4. Step 4: Simplify right side
    292,761.06x = 68,787,265,955.94
  5. Step 5: Solve for x
    x = 68,787,265,955.94/292,761.06
  6. Step 6: Final answer
    x = 234,960.43

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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.