Home / 1,104,933.70-1,657,400.55-394,984.90

Finding the Fourth Proportional to 1,104,933.70, 1,657,400.55 and 394,984.90

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Solution

The fourth proportional to 1,104,933.70, 1,657,400.55 and 394,984.90 is: 592,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,933.70 : 1,657,400.55 = 394,984.90 : x
  2. Step 2: Convert to fraction form
    1,104,933.70/1,657,400.55 = 394,984.90/x
  3. Step 3: Cross multiply
    1,104,933.70x = 1,657,400.55 × 394,984.90
  4. Step 4: Simplify right side
    1,104,933.70x = 654,648,190,501.70
  5. Step 5: Solve for x
    x = 654,648,190,501.70/1,104,933.70
  6. Step 6: Final answer
    x = 592,477.35

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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.