Home / 814,996.80-1,221,328.80-600,087.60

Finding the Fourth Proportional to 814,996.80, 1,221,328.80 and 600,087.60

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Solution

The fourth proportional to 814,996.80, 1,221,328.80 and 600,087.60 is: 899,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,996.80 : 1,221,328.80 = 600,087.60 : x
  2. Step 2: Convert to fraction form
    814,996.80/1,221,328.80 = 600,087.60/x
  3. Step 3: Cross multiply
    814,996.80x = 1,221,328.80 × 600,087.60
  4. Step 4: Simplify right side
    814,996.80x = 732,904,268,402.88
  5. Step 5: Solve for x
    x = 732,904,268,402.88/814,996.80
  6. Step 6: Final answer
    x = 899,272.57

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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.