Home / 818,825.92-1,228,425.81-250,287.91

Finding the Fourth Proportional to 818,825.92, 1,228,425.81 and 250,287.91

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Solution

The fourth proportional to 818,825.92, 1,228,425.81 and 250,287.91 is: 375,489.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,825.92 : 1,228,425.81 = 250,287.91 : x
  2. Step 2: Convert to fraction form
    818,825.92/1,228,425.81 = 250,287.91/x
  3. Step 3: Cross multiply
    818,825.92x = 1,228,425.81 × 250,287.91
  4. Step 4: Simplify right side
    818,825.92x = 307,460,128,574.96
  5. Step 5: Solve for x
    x = 307,460,128,574.96/818,825.92
  6. Step 6: Final answer
    x = 375,489.00

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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.