Home / 880,257.70-1,320,877.04-475,441.73

Finding the Fourth Proportional to 880,257.70, 1,320,877.04 and 475,441.73

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Solution

The fourth proportional to 880,257.70, 1,320,877.04 and 475,441.73 is: 713,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,257.70 : 1,320,877.04 = 475,441.73 : x
  2. Step 2: Convert to fraction form
    880,257.70/1,320,877.04 = 475,441.73/x
  3. Step 3: Cross multiply
    880,257.70x = 1,320,877.04 × 475,441.73
  4. Step 4: Simplify right side
    880,257.70x = 628,000,057,940.17
  5. Step 5: Solve for x
    x = 628,000,057,940.17/880,257.70
  6. Step 6: Final answer
    x = 713,427.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.