Home / 1,104,820.70-1,657,231.05-394,871.90

Finding the Fourth Proportional to 1,104,820.70, 1,657,231.05 and 394,871.90

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Solution

The fourth proportional to 1,104,820.70, 1,657,231.05 and 394,871.90 is: 592,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,820.70 : 1,657,231.05 = 394,871.90 : x
  2. Step 2: Convert to fraction form
    1,104,820.70/1,657,231.05 = 394,871.90/x
  3. Step 3: Cross multiply
    1,104,820.70x = 1,657,231.05 × 394,871.90
  4. Step 4: Simplify right side
    1,104,820.70x = 654,393,973,452.50
  5. Step 5: Solve for x
    x = 654,393,973,452.50/1,104,820.70
  6. Step 6: Final answer
    x = 592,307.85

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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.