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Finding the Fourth Proportional to 352,876.37, 529,017.01 and 153,046.25

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Solution

The fourth proportional to 352,876.37, 529,017.01 and 153,046.25 is: 229,440.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,876.37 : 529,017.01 = 153,046.25 : x
  2. Step 2: Convert to fraction form
    352,876.37/529,017.01 = 153,046.25/x
  3. Step 3: Cross multiply
    352,876.37x = 529,017.01 × 153,046.25
  4. Step 4: Simplify right side
    352,876.37x = 80,964,069,566.71
  5. Step 5: Solve for x
    x = 80,964,069,566.71/352,876.37
  6. Step 6: Final answer
    x = 229,440.33

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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.