Home / 969,396.39-1,337,740.95-539,676.51

Finding the Fourth Proportional to 969,396.39, 1,337,740.95 and 539,676.51

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Solution

The fourth proportional to 969,396.39, 1,337,740.95 and 539,676.51 is: 744,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,396.39 : 1,337,740.95 = 539,676.51 : x
  2. Step 2: Convert to fraction form
    969,396.39/1,337,740.95 = 539,676.51/x
  3. Step 3: Cross multiply
    969,396.39x = 1,337,740.95 × 539,676.51
  4. Step 4: Simplify right side
    969,396.39x = 721,947,364,187.34
  5. Step 5: Solve for x
    x = 721,947,364,187.34/969,396.39
  6. Step 6: Final answer
    x = 744,739.07

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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.