Home / 784,840-1,177,271.08-223,874.52

Finding the Fourth Proportional to 784,840, 1,177,271.08 and 223,874.52

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Solution

The fourth proportional to 784,840, 1,177,271.08 and 223,874.52 is: 335,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,840 : 1,177,271.08 = 223,874.52 : x
  2. Step 2: Convert to fraction form
    784,840/1,177,271.08 = 223,874.52/x
  3. Step 3: Cross multiply
    784,840x = 1,177,271.08 × 223,874.52
  4. Step 4: Simplify right side
    784,840x = 263,560,997,944.88
  5. Step 5: Solve for x
    x = 263,560,997,944.88/784,840
  6. Step 6: Final answer
    x = 335,814.94

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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.