Home / 260,419.08-390,226.56-175,847.80

Finding the Fourth Proportional to 260,419.08, 390,226.56 and 175,847.80

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Solution

The fourth proportional to 260,419.08, 390,226.56 and 175,847.80 is: 263,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,419.08 : 390,226.56 = 175,847.80 : x
  2. Step 2: Convert to fraction form
    260,419.08/390,226.56 = 175,847.80/x
  3. Step 3: Cross multiply
    260,419.08x = 390,226.56 × 175,847.80
  4. Step 4: Simplify right side
    260,419.08x = 68,620,482,077.57
  5. Step 5: Solve for x
    x = 68,620,482,077.57/260,419.08
  6. Step 6: Final answer
    x = 263,500.21

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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.