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Finding the Fourth Proportional to 427,950.66, 590,564.68 and 236,959.95

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Solution

The fourth proportional to 427,950.66, 590,564.68 and 236,959.95 is: 327,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,950.66 : 590,564.68 = 236,959.95 : x
  2. Step 2: Convert to fraction form
    427,950.66/590,564.68 = 236,959.95/x
  3. Step 3: Cross multiply
    427,950.66x = 590,564.68 × 236,959.95
  4. Step 4: Simplify right side
    427,950.66x = 139,940,177,044.57
  5. Step 5: Solve for x
    x = 139,940,177,044.57/427,950.66
  6. Step 6: Final answer
    x = 327,000.73

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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.