Home / 564,631.13-846,817.49-336,991.03

Finding the Fourth Proportional to 564,631.13, 846,817.49 and 336,991.03

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Solution

The fourth proportional to 564,631.13, 846,817.49 and 336,991.03 is: 505,409.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,631.13 : 846,817.49 = 336,991.03 : x
  2. Step 2: Convert to fraction form
    564,631.13/846,817.49 = 336,991.03/x
  3. Step 3: Cross multiply
    564,631.13x = 846,817.49 × 336,991.03
  4. Step 4: Simplify right side
    564,631.13x = 285,369,896,902.55
  5. Step 5: Solve for x
    x = 285,369,896,902.55/564,631.13
  6. Step 6: Final answer
    x = 505,409.43

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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.