Home / 589,273.20-883,909.80-215,247.60

Finding the Fourth Proportional to 589,273.20, 883,909.80 and 215,247.60

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Solution

The fourth proportional to 589,273.20, 883,909.80 and 215,247.60 is: 322,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,273.20 : 883,909.80 = 215,247.60 : x
  2. Step 2: Convert to fraction form
    589,273.20/883,909.80 = 215,247.60/x
  3. Step 3: Cross multiply
    589,273.20x = 883,909.80 × 215,247.60
  4. Step 4: Simplify right side
    589,273.20x = 190,259,463,066.48
  5. Step 5: Solve for x
    x = 190,259,463,066.48/589,273.20
  6. Step 6: Final answer
    x = 322,871.40

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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.