Home / 866,265.18-1,298,525.48-361,105.86

Finding the Fourth Proportional to 866,265.18, 1,298,525.48 and 361,105.86

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Solution

The fourth proportional to 866,265.18, 1,298,525.48 and 361,105.86 is: 541,295.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,265.18 : 1,298,525.48 = 361,105.86 : x
  2. Step 2: Convert to fraction form
    866,265.18/1,298,525.48 = 361,105.86/x
  3. Step 3: Cross multiply
    866,265.18x = 1,298,525.48 × 361,105.86
  4. Step 4: Simplify right side
    866,265.18x = 468,905,160,187.31
  5. Step 5: Solve for x
    x = 468,905,160,187.31/866,265.18
  6. Step 6: Final answer
    x = 541,295.17

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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.