Home / 260,164.20-390,246.30-166,852.20

Finding the Fourth Proportional to 260,164.20, 390,246.30 and 166,852.20

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Solution

The fourth proportional to 260,164.20, 390,246.30 and 166,852.20 is: 250,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,164.20 : 390,246.30 = 166,852.20 : x
  2. Step 2: Convert to fraction form
    260,164.20/390,246.30 = 166,852.20/x
  3. Step 3: Cross multiply
    260,164.20x = 390,246.30 × 166,852.20
  4. Step 4: Simplify right side
    260,164.20x = 65,113,453,696.86
  5. Step 5: Solve for x
    x = 65,113,453,696.86/260,164.20
  6. Step 6: Final answer
    x = 250,278.30

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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.