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Finding the Fourth Proportional to 296,266.52, 408,848.04 and 162,130.52

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Solution

The fourth proportional to 296,266.52, 408,848.04 and 162,130.52 is: 223,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,266.52 : 408,848.04 = 162,130.52 : x
  2. Step 2: Convert to fraction form
    296,266.52/408,848.04 = 162,130.52/x
  3. Step 3: Cross multiply
    296,266.52x = 408,848.04 × 162,130.52
  4. Step 4: Simplify right side
    296,266.52x = 66,286,745,326.18
  5. Step 5: Solve for x
    x = 66,286,745,326.18/296,266.52
  6. Step 6: Final answer
    x = 223,740.25

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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.