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Finding the Fourth Proportional to 462,193.43, 637,822.53 and 258,279.48

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Solution

The fourth proportional to 462,193.43, 637,822.53 and 258,279.48 is: 356,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,193.43 : 637,822.53 = 258,279.48 : x
  2. Step 2: Convert to fraction form
    462,193.43/637,822.53 = 258,279.48/x
  3. Step 3: Cross multiply
    462,193.43x = 637,822.53 × 258,279.48
  4. Step 4: Simplify right side
    462,193.43x = 164,736,471,380.68
  5. Step 5: Solve for x
    x = 164,736,471,380.68/462,193.43
  6. Step 6: Final answer
    x = 356,423.23

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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.