Home / 260,852.30-391,278.45-243,226.70

Finding the Fourth Proportional to 260,852.30, 391,278.45 and 243,226.70

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Solution

The fourth proportional to 260,852.30, 391,278.45 and 243,226.70 is: 364,840.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,852.30 : 391,278.45 = 243,226.70 : x
  2. Step 2: Convert to fraction form
    260,852.30/391,278.45 = 243,226.70/x
  3. Step 3: Cross multiply
    260,852.30x = 391,278.45 × 243,226.70
  4. Step 4: Simplify right side
    260,852.30x = 95,169,366,174.62
  5. Step 5: Solve for x
    x = 95,169,366,174.62/260,852.30
  6. Step 6: Final answer
    x = 364,840.05

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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.