Home / 846,065.85-1,268,467.60-509,027.53

Finding the Fourth Proportional to 846,065.85, 1,268,467.60 and 509,027.53

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Solution

The fourth proportional to 846,065.85, 1,268,467.60 and 509,027.53 is: 763,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,065.85 : 1,268,467.60 = 509,027.53 : x
  2. Step 2: Convert to fraction form
    846,065.85/1,268,467.60 = 509,027.53/x
  3. Step 3: Cross multiply
    846,065.85x = 1,268,467.60 × 509,027.53
  4. Step 4: Simplify right side
    846,065.85x = 645,684,929,313.03
  5. Step 5: Solve for x
    x = 645,684,929,313.03/846,065.85
  6. Step 6: Final answer
    x = 763,161.55

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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.