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Finding the Fourth Proportional to 304,203.79, 456,719.33 and 171,177.49

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Solution

The fourth proportional to 304,203.79, 456,719.33 and 171,177.49 is: 256,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,203.79 : 456,719.33 = 171,177.49 : x
  2. Step 2: Convert to fraction form
    304,203.79/456,719.33 = 171,177.49/x
  3. Step 3: Cross multiply
    304,203.79x = 456,719.33 × 171,177.49
  4. Step 4: Simplify right side
    304,203.79x = 78,180,068,543.88
  5. Step 5: Solve for x
    x = 78,180,068,543.88/304,203.79
  6. Step 6: Final answer
    x = 256,999.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.