Home / 801,322.80-1,201,984.20-533,196.60

Finding the Fourth Proportional to 801,322.80, 1,201,984.20 and 533,196.60

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Solution

The fourth proportional to 801,322.80, 1,201,984.20 and 533,196.60 is: 799,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,322.80 : 1,201,984.20 = 533,196.60 : x
  2. Step 2: Convert to fraction form
    801,322.80/1,201,984.20 = 533,196.60/x
  3. Step 3: Cross multiply
    801,322.80x = 1,201,984.20 × 533,196.60
  4. Step 4: Simplify right side
    801,322.80x = 640,893,888,693.72
  5. Step 5: Solve for x
    x = 640,893,888,693.72/801,322.80
  6. Step 6: Final answer
    x = 799,794.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.