Home / 791,786.07-1,187,585.55-223,209.81

Finding the Fourth Proportional to 791,786.07, 1,187,585.55 and 223,209.81

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Solution

The fourth proportional to 791,786.07, 1,187,585.55 and 223,209.81 is: 334,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,786.07 : 1,187,585.55 = 223,209.81 : x
  2. Step 2: Convert to fraction form
    791,786.07/1,187,585.55 = 223,209.81/x
  3. Step 3: Cross multiply
    791,786.07x = 1,187,585.55 × 223,209.81
  4. Step 4: Simplify right side
    791,786.07x = 265,080,744,974.25
  5. Step 5: Solve for x
    x = 265,080,744,974.25/791,786.07
  6. Step 6: Final answer
    x = 334,788.34

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1.5x scale

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.