Home / 608,008.10-839,006.78-336,060.72

Finding the Fourth Proportional to 608,008.10, 839,006.78 and 336,060.72

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Solution

The fourth proportional to 608,008.10, 839,006.78 and 336,060.72 is: 463,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,008.10 : 839,006.78 = 336,060.72 : x
  2. Step 2: Convert to fraction form
    608,008.10/839,006.78 = 336,060.72/x
  3. Step 3: Cross multiply
    608,008.10x = 839,006.78 × 336,060.72
  4. Step 4: Simplify right side
    608,008.10x = 281,957,220,891.38
  5. Step 5: Solve for x
    x = 281,957,220,891.38/608,008.10
  6. Step 6: Final answer
    x = 463,739.25

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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.