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Finding the Fourth Proportional to 292,955.85, 404,316.32 and 163,901.48

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Solution

The fourth proportional to 292,955.85, 404,316.32 and 163,901.48 is: 226,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,955.85 : 404,316.32 = 163,901.48 : x
  2. Step 2: Convert to fraction form
    292,955.85/404,316.32 = 163,901.48/x
  3. Step 3: Cross multiply
    292,955.85x = 404,316.32 × 163,901.48
  4. Step 4: Simplify right side
    292,955.85x = 66,268,040,395.06
  5. Step 5: Solve for x
    x = 66,268,040,395.06/292,955.85
  6. Step 6: Final answer
    x = 226,204.87

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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.