Home / 1,522,489-2,283,645.66-457,508.20

Finding the Fourth Proportional to 1,522,489, 2,283,645.66 and 457,508.20

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Solution

The fourth proportional to 1,522,489, 2,283,645.66 and 457,508.20 is: 686,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,489 : 2,283,645.66 = 457,508.20 : x
  2. Step 2: Convert to fraction form
    1,522,489/2,283,645.66 = 457,508.20/x
  3. Step 3: Cross multiply
    1,522,489x = 2,283,645.66 × 457,508.20
  4. Step 4: Simplify right side
    1,522,489x = 1,044,786,615,344.41
  5. Step 5: Solve for x
    x = 1,044,786,615,344.41/1,522,489
  6. Step 6: Final answer
    x = 686,235.90

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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.