Home / 784,764-1,177,157.07-223,798.50

Finding the Fourth Proportional to 784,764, 1,177,157.07 and 223,798.50

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Solution

The fourth proportional to 784,764, 1,177,157.07 and 223,798.50 is: 335,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,764 : 1,177,157.07 = 223,798.50 : x
  2. Step 2: Convert to fraction form
    784,764/1,177,157.07 = 223,798.50/x
  3. Step 3: Cross multiply
    784,764x = 1,177,157.07 × 223,798.50
  4. Step 4: Simplify right side
    784,764x = 263,445,986,530.40
  5. Step 5: Solve for x
    x = 263,445,986,530.40/784,764
  6. Step 6: Final answer
    x = 335,700.91

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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.