Home / 1,008,515.66-1,513,069.74-298,562.15

Finding the Fourth Proportional to 1,008,515.66, 1,513,069.74 and 298,562.15

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Solution

The fourth proportional to 1,008,515.66, 1,513,069.74 and 298,562.15 is: 447,930.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,515.66 : 1,513,069.74 = 298,562.15 : x
  2. Step 2: Convert to fraction form
    1,008,515.66/1,513,069.74 = 298,562.15/x
  3. Step 3: Cross multiply
    1,008,515.66x = 1,513,069.74 × 298,562.15
  4. Step 4: Simplify right side
    1,008,515.66x = 451,745,347,108.99
  5. Step 5: Solve for x
    x = 451,745,347,108.99/1,008,515.66
  6. Step 6: Final answer
    x = 447,930.92

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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.