Home / 648,008.64-894,252.48-361,528.77

Finding the Fourth Proportional to 648,008.64, 894,252.48 and 361,528.77

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Solution

The fourth proportional to 648,008.64, 894,252.48 and 361,528.77 is: 498,910.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,008.64 : 894,252.48 = 361,528.77 : x
  2. Step 2: Convert to fraction form
    648,008.64/894,252.48 = 361,528.77/x
  3. Step 3: Cross multiply
    648,008.64x = 894,252.48 × 361,528.77
  4. Step 4: Simplify right side
    648,008.64x = 323,297,999,163.85
  5. Step 5: Solve for x
    x = 323,297,999,163.85/648,008.64
  6. Step 6: Final answer
    x = 498,910.01

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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.