Home / 1,176,144.32-1,764,235.82-323,210.64

Finding the Fourth Proportional to 1,176,144.32, 1,764,235.82 and 323,210.64

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Solution

The fourth proportional to 1,176,144.32, 1,764,235.82 and 323,210.64 is: 484,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,144.32 : 1,764,235.82 = 323,210.64 : x
  2. Step 2: Convert to fraction form
    1,176,144.32/1,764,235.82 = 323,210.64/x
  3. Step 3: Cross multiply
    1,176,144.32x = 1,764,235.82 × 323,210.64
  4. Step 4: Simplify right side
    1,176,144.32x = 570,219,795,917.04
  5. Step 5: Solve for x
    x = 570,219,795,917.04/1,176,144.32
  6. Step 6: Final answer
    x = 484,821.28

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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.