Home / 599,278.40-899,263.20-225,569.60

Finding the Fourth Proportional to 599,278.40, 899,263.20 and 225,569.60

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Solution

The fourth proportional to 599,278.40, 899,263.20 and 225,569.60 is: 338,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,278.40 : 899,263.20 = 225,569.60 : x
  2. Step 2: Convert to fraction form
    599,278.40/899,263.20 = 225,569.60/x
  3. Step 3: Cross multiply
    599,278.40x = 899,263.20 × 225,569.60
  4. Step 4: Simplify right side
    599,278.40x = 202,846,440,318.72
  5. Step 5: Solve for x
    x = 202,846,440,318.72/599,278.40
  6. Step 6: Final answer
    x = 338,484.48

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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.