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Finding the Fourth Proportional to 461,822.31, 637,754.97 and 436,662.25

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Solution

The fourth proportional to 461,822.31, 637,754.97 and 436,662.25 is: 603,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,822.31 : 637,754.97 = 436,662.25 : x
  2. Step 2: Convert to fraction form
    461,822.31/637,754.97 = 436,662.25/x
  3. Step 3: Cross multiply
    461,822.31x = 637,754.97 × 436,662.25
  4. Step 4: Simplify right side
    461,822.31x = 278,483,520,191.98
  5. Step 5: Solve for x
    x = 278,483,520,191.98/461,822.31
  6. Step 6: Final answer
    x = 603,010.11

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1.5x scale

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.