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Finding the Fourth Proportional to 608,544.52, 839,527.56 and 366,689.66

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Solution

The fourth proportional to 608,544.52, 839,527.56 and 366,689.66 is: 505,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,544.52 : 839,527.56 = 366,689.66 : x
  2. Step 2: Convert to fraction form
    608,544.52/839,527.56 = 366,689.66/x
  3. Step 3: Cross multiply
    608,544.52x = 839,527.56 × 366,689.66
  4. Step 4: Simplify right side
    608,544.52x = 307,846,074,731.88
  5. Step 5: Solve for x
    x = 307,846,074,731.88/608,544.52
  6. Step 6: Final answer
    x = 505,872.72

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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.