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Finding the Fourth Proportional to 564,380.65, 846,653.60 and 264,891.66

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Solution

The fourth proportional to 564,380.65, 846,653.60 and 264,891.66 is: 397,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,380.65 : 846,653.60 = 264,891.66 : x
  2. Step 2: Convert to fraction form
    564,380.65/846,653.60 = 264,891.66/x
  3. Step 3: Cross multiply
    564,380.65x = 846,653.60 × 264,891.66
  4. Step 4: Simplify right side
    564,380.65x = 224,271,477,548.98
  5. Step 5: Solve for x
    x = 224,271,477,548.98/564,380.65
  6. Step 6: Final answer
    x = 397,376.27

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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.