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Finding the Fourth Proportional to 365,326.43, 503,822.88 and 304,275.29

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Solution

The fourth proportional to 365,326.43, 503,822.88 and 304,275.29 is: 419,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,326.43 : 503,822.88 = 304,275.29 : x
  2. Step 2: Convert to fraction form
    365,326.43/503,822.88 = 304,275.29/x
  3. Step 3: Cross multiply
    365,326.43x = 503,822.88 × 304,275.29
  4. Step 4: Simplify right side
    365,326.43x = 153,300,850,401.52
  5. Step 5: Solve for x
    x = 153,300,850,401.52/365,326.43
  6. Step 6: Final answer
    x = 419,627.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.