Home / 964,797.60-1,331,500.38-535,216.20

Finding the Fourth Proportional to 964,797.60, 1,331,500.38 and 535,216.20

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Solution

The fourth proportional to 964,797.60, 1,331,500.38 and 535,216.20 is: 738,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,797.60 : 1,331,500.38 = 535,216.20 : x
  2. Step 2: Convert to fraction form
    964,797.60/1,331,500.38 = 535,216.20/x
  3. Step 3: Cross multiply
    964,797.60x = 1,331,500.38 × 535,216.20
  4. Step 4: Simplify right side
    964,797.60x = 712,640,573,682.16
  5. Step 5: Solve for x
    x = 712,640,573,682.16/964,797.60
  6. Step 6: Final answer
    x = 738,642.56

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1.5x scale

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.