Home / 731,300.24-1,097,369.40-394,339.34

Finding the Fourth Proportional to 731,300.24, 1,097,369.40 and 394,339.34

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Solution

The fourth proportional to 731,300.24, 1,097,369.40 and 394,339.34 is: 591,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,300.24 : 1,097,369.40 = 394,339.34 : x
  2. Step 2: Convert to fraction form
    731,300.24/1,097,369.40 = 394,339.34/x
  3. Step 3: Cross multiply
    731,300.24x = 1,097,369.40 × 394,339.34
  4. Step 4: Simplify right side
    731,300.24x = 432,735,924,932.20
  5. Step 5: Solve for x
    x = 432,735,924,932.20/731,300.24
  6. Step 6: Final answer
    x = 591,734.97

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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.