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Finding the Fourth Proportional to 637,713, 880,083.84 and 351,232.98

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Solution

The fourth proportional to 637,713, 880,083.84 and 351,232.98 is: 484,723.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,713 : 880,083.84 = 351,232.98 : x
  2. Step 2: Convert to fraction form
    637,713/880,083.84 = 351,232.98/x
  3. Step 3: Cross multiply
    637,713x = 880,083.84 × 351,232.98
  4. Step 4: Simplify right side
    637,713x = 309,114,469,773.04
  5. Step 5: Solve for x
    x = 309,114,469,773.04/637,713
  6. Step 6: Final answer
    x = 484,723.49

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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.