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Finding the Fourth Proportional to 352,894.27, 529,043.84 and 153,064.16

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Solution

The fourth proportional to 352,894.27, 529,043.84 and 153,064.16 is: 229,467.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,894.27 : 529,043.84 = 153,064.16 : x
  2. Step 2: Convert to fraction form
    352,894.27/529,043.84 = 153,064.16/x
  3. Step 3: Cross multiply
    352,894.27x = 529,043.84 × 153,064.16
  4. Step 4: Simplify right side
    352,894.27x = 80,977,650,972.77
  5. Step 5: Solve for x
    x = 80,977,650,972.77/352,894.27
  6. Step 6: Final answer
    x = 229,467.17

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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.