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Finding the Fourth Proportional to 375,085.64, 562,239.66 and 234,521.48

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Solution

The fourth proportional to 375,085.64, 562,239.66 and 234,521.48 is: 351,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,085.64 : 562,239.66 = 234,521.48 : x
  2. Step 2: Convert to fraction form
    375,085.64/562,239.66 = 234,521.48/x
  3. Step 3: Cross multiply
    375,085.64x = 562,239.66 × 234,521.48
  4. Step 4: Simplify right side
    375,085.64x = 131,857,277,177.90
  5. Step 5: Solve for x
    x = 131,857,277,177.90/375,085.64
  6. Step 6: Final answer
    x = 351,539.12

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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.