Home / 648,004.86-894,247.27-361,525.03

Finding the Fourth Proportional to 648,004.86, 894,247.27 and 361,525.03

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Solution

The fourth proportional to 648,004.86, 894,247.27 and 361,525.03 is: 498,904.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,004.86 : 894,247.27 = 361,525.03 : x
  2. Step 2: Convert to fraction form
    648,004.86/894,247.27 = 361,525.03/x
  3. Step 3: Cross multiply
    648,004.86x = 894,247.27 × 361,525.03
  4. Step 4: Simplify right side
    648,004.86x = 323,292,767,974.74
  5. Step 5: Solve for x
    x = 323,292,767,974.74/648,004.86
  6. Step 6: Final answer
    x = 498,904.85

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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.