Home / 891,155.00-1,336,710.42-260,074.28

Finding the Fourth Proportional to 891,155.00, 1,336,710.42 and 260,074.28

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Solution

The fourth proportional to 891,155.00, 1,336,710.42 and 260,074.28 is: 390,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,155.00 : 1,336,710.42 = 260,074.28 : x
  2. Step 2: Convert to fraction form
    891,155.00/1,336,710.42 = 260,074.28/x
  3. Step 3: Cross multiply
    891,155.00x = 1,336,710.42 × 260,074.28
  4. Step 4: Simplify right side
    891,155.00x = 347,643,993,366.45
  5. Step 5: Solve for x
    x = 347,643,993,366.45/891,155.00
  6. Step 6: Final answer
    x = 390,104.97

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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.