Home / 964,739.91-1,331,422.92-535,158.44

Finding the Fourth Proportional to 964,739.91, 1,331,422.92 and 535,158.44

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Solution

The fourth proportional to 964,739.91, 1,331,422.92 and 535,158.44 is: 738,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,739.91 : 1,331,422.92 = 535,158.44 : x
  2. Step 2: Convert to fraction form
    964,739.91/1,331,422.92 = 535,158.44/x
  3. Step 3: Cross multiply
    964,739.91x = 1,331,422.92 × 535,158.44
  4. Step 4: Simplify right side
    964,739.91x = 712,522,212,847.45
  5. Step 5: Solve for x
    x = 712,522,212,847.45/964,739.91
  6. Step 6: Final answer
    x = 738,564.05

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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.