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Finding the Fourth Proportional to 467,881.16, 702,133.20 and 254,702.88

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Solution

The fourth proportional to 467,881.16, 702,133.20 and 254,702.88 is: 382,223.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,881.16 : 702,133.20 = 254,702.88 : x
  2. Step 2: Convert to fraction form
    467,881.16/702,133.20 = 254,702.88/x
  3. Step 3: Cross multiply
    467,881.16x = 702,133.20 × 254,702.88
  4. Step 4: Simplify right side
    467,881.16x = 178,835,348,183.62
  5. Step 5: Solve for x
    x = 178,835,348,183.62/467,881.16
  6. Step 6: Final answer
    x = 382,223.88

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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.