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Finding the Fourth Proportional to 424,537.48, 585,618.42 and 265,285

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Solution

The fourth proportional to 424,537.48, 585,618.42 and 265,285 is: 365,941.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,537.48 : 585,618.42 = 265,285 : x
  2. Step 2: Convert to fraction form
    424,537.48/585,618.42 = 265,285/x
  3. Step 3: Cross multiply
    424,537.48x = 585,618.42 × 265,285
  4. Step 4: Simplify right side
    424,537.48x = 155,355,782,549.70
  5. Step 5: Solve for x
    x = 155,355,782,549.70/424,537.48
  6. Step 6: Final answer
    x = 365,941.27

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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.