Home / 910,555.67-1,365,512.83-303,179.06

Finding the Fourth Proportional to 910,555.67, 1,365,512.83 and 303,179.06

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Solution

The fourth proportional to 910,555.67, 1,365,512.83 and 303,179.06 is: 454,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,555.67 : 1,365,512.83 = 303,179.06 : x
  2. Step 2: Convert to fraction form
    910,555.67/1,365,512.83 = 303,179.06/x
  3. Step 3: Cross multiply
    910,555.67x = 1,365,512.83 × 303,179.06
  4. Step 4: Simplify right side
    910,555.67x = 413,994,896,217.34
  5. Step 5: Solve for x
    x = 413,994,896,217.34/910,555.67
  6. Step 6: Final answer
    x = 454,661.82

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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.