Home / 632,481.78-872,845.54-360,544.72

Finding the Fourth Proportional to 632,481.78, 872,845.54 and 360,544.72

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Solution

The fourth proportional to 632,481.78, 872,845.54 and 360,544.72 is: 497,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,481.78 : 872,845.54 = 360,544.72 : x
  2. Step 2: Convert to fraction form
    632,481.78/872,845.54 = 360,544.72/x
  3. Step 3: Cross multiply
    632,481.78x = 872,845.54 × 360,544.72
  4. Step 4: Simplify right side
    632,481.78x = 314,699,850,822.55
  5. Step 5: Solve for x
    x = 314,699,850,822.55/632,481.78
  6. Step 6: Final answer
    x = 497,563.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.