Home / 969,973.67-1,338,564.07-562,311.86

Finding the Fourth Proportional to 969,973.67, 1,338,564.07 and 562,311.86

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Solution

The fourth proportional to 969,973.67, 1,338,564.07 and 562,311.86 is: 775,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,973.67 : 1,338,564.07 = 562,311.86 : x
  2. Step 2: Convert to fraction form
    969,973.67/1,338,564.07 = 562,311.86/x
  3. Step 3: Cross multiply
    969,973.67x = 1,338,564.07 × 562,311.86
  4. Step 4: Simplify right side
    969,973.67x = 752,690,449,119.31
  5. Step 5: Solve for x
    x = 752,690,449,119.31/969,973.67
  6. Step 6: Final answer
    x = 775,990.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.