Home / 260,454.15-390,098.03-201,097.35

Finding the Fourth Proportional to 260,454.15, 390,098.03 and 201,097.35

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Solution

The fourth proportional to 260,454.15, 390,098.03 and 201,097.35 is: 301,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,454.15 : 390,098.03 = 201,097.35 : x
  2. Step 2: Convert to fraction form
    260,454.15/390,098.03 = 201,097.35/x
  3. Step 3: Cross multiply
    260,454.15x = 390,098.03 × 201,097.35
  4. Step 4: Simplify right side
    260,454.15x = 78,447,679,067.73
  5. Step 5: Solve for x
    x = 78,447,679,067.73/260,454.15
  6. Step 6: Final answer
    x = 301,195.73

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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.