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Finding the Fourth Proportional to 295,170.68, 407,335.02 and 161,034.68

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Solution

The fourth proportional to 295,170.68, 407,335.02 and 161,034.68 is: 222,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,170.68 : 407,335.02 = 161,034.68 : x
  2. Step 2: Convert to fraction form
    295,170.68/407,335.02 = 161,034.68/x
  3. Step 3: Cross multiply
    295,170.68x = 407,335.02 × 161,034.68
  4. Step 4: Simplify right side
    295,170.68x = 65,595,064,598.49
  5. Step 5: Solve for x
    x = 65,595,064,598.49/295,170.68
  6. Step 6: Final answer
    x = 222,227.58

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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.