Home / 656,378.78-984,734.33-183,064.15

Finding the Fourth Proportional to 656,378.78, 984,734.33 and 183,064.15

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Solution

The fourth proportional to 656,378.78, 984,734.33 and 183,064.15 is: 274,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,378.78 : 984,734.33 = 183,064.15 : x
  2. Step 2: Convert to fraction form
    656,378.78/984,734.33 = 183,064.15/x
  3. Step 3: Cross multiply
    656,378.78x = 984,734.33 × 183,064.15
  4. Step 4: Simplify right side
    656,378.78x = 180,269,553,097.27
  5. Step 5: Solve for x
    x = 180,269,553,097.27/656,378.78
  6. Step 6: Final answer
    x = 274,642.57

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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.