Home / 631,418.76-947,269.08-332,040.60

Finding the Fourth Proportional to 631,418.76, 947,269.08 and 332,040.60

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Solution

The fourth proportional to 631,418.76, 947,269.08 and 332,040.60 is: 498,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,418.76 : 947,269.08 = 332,040.60 : x
  2. Step 2: Convert to fraction form
    631,418.76/947,269.08 = 332,040.60/x
  3. Step 3: Cross multiply
    631,418.76x = 947,269.08 × 332,040.60
  4. Step 4: Simplify right side
    631,418.76x = 314,531,793,684.65
  5. Step 5: Solve for x
    x = 314,531,793,684.65/631,418.76
  6. Step 6: Final answer
    x = 498,135.02

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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.