Home / 1,117,635.54-1,676,436.92-276,187.30

Finding the Fourth Proportional to 1,117,635.54, 1,676,436.92 and 276,187.30

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Solution

The fourth proportional to 1,117,635.54, 1,676,436.92 and 276,187.30 is: 414,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,635.54 : 1,676,436.92 = 276,187.30 : x
  2. Step 2: Convert to fraction form
    1,117,635.54/1,676,436.92 = 276,187.30/x
  3. Step 3: Cross multiply
    1,117,635.54x = 1,676,436.92 × 276,187.30
  4. Step 4: Simplify right side
    1,117,635.54x = 463,010,586,555.12
  5. Step 5: Solve for x
    x = 463,010,586,555.12/1,117,635.54
  6. Step 6: Final answer
    x = 414,276.90

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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.