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Finding the Fourth Proportional to 461,929.89, 637,481.42 and 265,696.01

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Solution

The fourth proportional to 461,929.89, 637,481.42 and 265,696.01 is: 366,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,929.89 : 637,481.42 = 265,696.01 : x
  2. Step 2: Convert to fraction form
    461,929.89/637,481.42 = 265,696.01/x
  3. Step 3: Cross multiply
    461,929.89x = 637,481.42 × 265,696.01
  4. Step 4: Simplify right side
    461,929.89x = 169,376,269,743.13
  5. Step 5: Solve for x
    x = 169,376,269,743.13/461,929.89
  6. Step 6: Final answer
    x = 366,670.95

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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.