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Finding the Fourth Proportional to 295,652.06, 407,999.71 and 159,685.96

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Solution

The fourth proportional to 295,652.06, 407,999.71 and 159,685.96 is: 220,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,652.06 : 407,999.71 = 159,685.96 : x
  2. Step 2: Convert to fraction form
    295,652.06/407,999.71 = 159,685.96/x
  3. Step 3: Cross multiply
    295,652.06x = 407,999.71 × 159,685.96
  4. Step 4: Simplify right side
    295,652.06x = 65,151,825,371.07
  5. Step 5: Solve for x
    x = 65,151,825,371.07/295,652.06
  6. Step 6: Final answer
    x = 220,366.55

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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.