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Finding the Fourth Proportional to 352,008.40, 528,016.92 and 232,828.24

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Solution

The fourth proportional to 352,008.40, 528,016.92 and 232,828.24 is: 349,245.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,008.40 : 528,016.92 = 232,828.24 : x
  2. Step 2: Convert to fraction form
    352,008.40/528,016.92 = 232,828.24/x
  3. Step 3: Cross multiply
    352,008.40x = 528,016.92 × 232,828.24
  4. Step 4: Simplify right side
    352,008.40x = 122,937,250,173.82
  5. Step 5: Solve for x
    x = 122,937,250,173.82/352,008.40
  6. Step 6: Final answer
    x = 349,245.22

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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.