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Finding the Fourth Proportional to 302,540.55, 453,810.83 and 269,881.35

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Solution

The fourth proportional to 302,540.55, 453,810.83 and 269,881.35 is: 404,822.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,540.55 : 453,810.83 = 269,881.35 : x
  2. Step 2: Convert to fraction form
    302,540.55/453,810.83 = 269,881.35/x
  3. Step 3: Cross multiply
    302,540.55x = 453,810.83 × 269,881.35
  4. Step 4: Simplify right side
    302,540.55x = 122,475,078,095.61
  5. Step 5: Solve for x
    x = 122,475,078,095.61/302,540.55
  6. Step 6: Final answer
    x = 404,822.03

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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.