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Finding the Fourth Proportional to 424,719.48, 585,869.10 and 265,467

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Solution

The fourth proportional to 424,719.48, 585,869.10 and 265,467 is: 366,192.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,719.48 : 585,869.10 = 265,467 : x
  2. Step 2: Convert to fraction form
    424,719.48/585,869.10 = 265,467/x
  3. Step 3: Cross multiply
    424,719.48x = 585,869.10 × 265,467
  4. Step 4: Simplify right side
    424,719.48x = 155,528,912,369.70
  5. Step 5: Solve for x
    x = 155,528,912,369.70/424,719.48
  6. Step 6: Final answer
    x = 366,192.09

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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.