Home / 964,160.20-1,330,115.34-677,867.32

Finding the Fourth Proportional to 964,160.20, 1,330,115.34 and 677,867.32

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Solution

The fourth proportional to 964,160.20, 1,330,115.34 and 677,867.32 is: 935,157.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,160.20 : 1,330,115.34 = 677,867.32 : x
  2. Step 2: Convert to fraction form
    964,160.20/1,330,115.34 = 677,867.32/x
  3. Step 3: Cross multiply
    964,160.20x = 1,330,115.34 × 677,867.32
  4. Step 4: Simplify right side
    964,160.20x = 901,641,720,816.69
  5. Step 5: Solve for x
    x = 901,641,720,816.69/964,160.20
  6. Step 6: Final answer
    x = 935,157.58

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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.