Home / 774,527.34-1,162,245.72-325,213.65

Finding the Fourth Proportional to 774,527.34, 1,162,245.72 and 325,213.65

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Solution

The fourth proportional to 774,527.34, 1,162,245.72 and 325,213.65 is: 488,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,527.34 : 1,162,245.72 = 325,213.65 : x
  2. Step 2: Convert to fraction form
    774,527.34/1,162,245.72 = 325,213.65/x
  3. Step 3: Cross multiply
    774,527.34x = 1,162,245.72 × 325,213.65
  4. Step 4: Simplify right side
    774,527.34x = 377,978,172,798.08
  5. Step 5: Solve for x
    x = 377,978,172,798.08/774,527.34
  6. Step 6: Final answer
    x = 488,011.40

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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.