Home / 784,773.57-1,177,129.35-223,808.07

Finding the Fourth Proportional to 784,773.57, 1,177,129.35 and 223,808.07

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Solution

The fourth proportional to 784,773.57, 1,177,129.35 and 223,808.07 is: 335,703.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,773.57 : 1,177,129.35 = 223,808.07 : x
  2. Step 2: Convert to fraction form
    784,773.57/1,177,129.35 = 223,808.07/x
  3. Step 3: Cross multiply
    784,773.57x = 1,177,129.35 × 223,808.07
  4. Step 4: Simplify right side
    784,773.57x = 263,451,047,963.86
  5. Step 5: Solve for x
    x = 263,451,047,963.86/784,773.57
  6. Step 6: Final answer
    x = 335,703.26

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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.