Home / 794,494.89-1,191,574.20-261,889.31

Finding the Fourth Proportional to 794,494.89, 1,191,574.20 and 261,889.31

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Solution

The fourth proportional to 794,494.89, 1,191,574.20 and 261,889.31 is: 392,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,494.89 : 1,191,574.20 = 261,889.31 : x
  2. Step 2: Convert to fraction form
    794,494.89/1,191,574.20 = 261,889.31/x
  3. Step 3: Cross multiply
    794,494.89x = 1,191,574.20 × 261,889.31
  4. Step 4: Simplify right side
    794,494.89x = 312,060,548,030.74
  5. Step 5: Solve for x
    x = 312,060,548,030.74/794,494.89
  6. Step 6: Final answer
    x = 392,778.55

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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.