Home / 459,114.29-688,788.15-269,734.67

Finding the Fourth Proportional to 459,114.29, 688,788.15 and 269,734.67

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Solution

The fourth proportional to 459,114.29, 688,788.15 and 269,734.67 is: 404,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,114.29 : 688,788.15 = 269,734.67 : x
  2. Step 2: Convert to fraction form
    459,114.29/688,788.15 = 269,734.67/x
  3. Step 3: Cross multiply
    459,114.29x = 688,788.15 × 269,734.67
  4. Step 4: Simplify right side
    459,114.29x = 185,790,040,896.22
  5. Step 5: Solve for x
    x = 185,790,040,896.22/459,114.29
  6. Step 6: Final answer
    x = 404,670.57

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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.