Home / 608,627.94-839,931.30-336,691.16

Finding the Fourth Proportional to 608,627.94, 839,931.30 and 336,691.16

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Solution

The fourth proportional to 608,627.94, 839,931.30 and 336,691.16 is: 464,647.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,627.94 : 839,931.30 = 336,691.16 : x
  2. Step 2: Convert to fraction form
    608,627.94/839,931.30 = 336,691.16/x
  3. Step 3: Cross multiply
    608,627.94x = 839,931.30 × 336,691.16
  4. Step 4: Simplify right side
    608,627.94x = 282,797,439,517.65
  5. Step 5: Solve for x
    x = 282,797,439,517.65/608,627.94
  6. Step 6: Final answer
    x = 464,647.48

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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.