Home / 410,570.39-566,837.25-281,720.54

Finding the Fourth Proportional to 410,570.39, 566,837.25 and 281,720.54

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Solution

The fourth proportional to 410,570.39, 566,837.25 and 281,720.54 is: 388,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,570.39 : 566,837.25 = 281,720.54 : x
  2. Step 2: Convert to fraction form
    410,570.39/566,837.25 = 281,720.54/x
  3. Step 3: Cross multiply
    410,570.39x = 566,837.25 × 281,720.54
  4. Step 4: Simplify right side
    410,570.39x = 159,689,696,162.12
  5. Step 5: Solve for x
    x = 159,689,696,162.12/410,570.39
  6. Step 6: Final answer
    x = 388,945.96

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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.