Home / 931,903.84-1,396,028.91-482,919.22

Finding the Fourth Proportional to 931,903.84, 1,396,028.91 and 482,919.22

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Solution

The fourth proportional to 931,903.84, 1,396,028.91 and 482,919.22 is: 723,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,903.84 : 1,396,028.91 = 482,919.22 : x
  2. Step 2: Convert to fraction form
    931,903.84/1,396,028.91 = 482,919.22/x
  3. Step 3: Cross multiply
    931,903.84x = 1,396,028.91 × 482,919.22
  4. Step 4: Simplify right side
    931,903.84x = 674,169,192,314.65
  5. Step 5: Solve for x
    x = 674,169,192,314.65/931,903.84
  6. Step 6: Final answer
    x = 723,432.14

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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.