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Finding the Fourth Proportional to 608,548.62, 839,732.47 and 336,573.30

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Solution

The fourth proportional to 608,548.62, 839,732.47 and 336,573.30 is: 464,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,548.62 : 839,732.47 = 336,573.30 : x
  2. Step 2: Convert to fraction form
    608,548.62/839,732.47 = 336,573.30/x
  3. Step 3: Cross multiply
    608,548.62x = 839,732.47 × 336,573.30
  4. Step 4: Simplify right side
    608,548.62x = 282,631,528,545.05
  5. Step 5: Solve for x
    x = 282,631,528,545.05/608,548.62
  6. Step 6: Final answer
    x = 464,435.41

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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.