Home / 1,102,620.36-1,653,631.84-303,711.90

Finding the Fourth Proportional to 1,102,620.36, 1,653,631.84 and 303,711.90

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Solution

The fourth proportional to 1,102,620.36, 1,653,631.84 and 303,711.90 is: 455,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,620.36 : 1,653,631.84 = 303,711.90 : x
  2. Step 2: Convert to fraction form
    1,102,620.36/1,653,631.84 = 303,711.90/x
  3. Step 3: Cross multiply
    1,102,620.36x = 1,653,631.84 × 303,711.90
  4. Step 4: Simplify right side
    1,102,620.36x = 502,227,668,026.90
  5. Step 5: Solve for x
    x = 502,227,668,026.90/1,102,620.36
  6. Step 6: Final answer
    x = 455,485.57

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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.