Home / 648,004.56-894,246.84-361,524.70

Finding the Fourth Proportional to 648,004.56, 894,246.84 and 361,524.70

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Solution

The fourth proportional to 648,004.56, 894,246.84 and 361,524.70 is: 498,904.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,004.56 : 894,246.84 = 361,524.70 : x
  2. Step 2: Convert to fraction form
    648,004.56/894,246.84 = 361,524.70/x
  3. Step 3: Cross multiply
    648,004.56x = 894,246.84 × 361,524.70
  4. Step 4: Simplify right side
    648,004.56x = 323,292,320,556.95
  5. Step 5: Solve for x
    x = 323,292,320,556.95/648,004.56
  6. Step 6: Final answer
    x = 498,904.39

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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.