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Finding the Fourth Proportional to 460,577.76, 690,735.42 and 291,843.42

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Solution

The fourth proportional to 460,577.76, 690,735.42 and 291,843.42 is: 437,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,577.76 : 690,735.42 = 291,843.42 : x
  2. Step 2: Convert to fraction form
    460,577.76/690,735.42 = 291,843.42/x
  3. Step 3: Cross multiply
    460,577.76x = 690,735.42 × 291,843.42
  4. Step 4: Simplify right side
    460,577.76x = 201,586,587,287.94
  5. Step 5: Solve for x
    x = 201,586,587,287.94/460,577.76
  6. Step 6: Final answer
    x = 437,681.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.