Home / 1,003,398.64-1,504,533.29-329,423.15

Finding the Fourth Proportional to 1,003,398.64, 1,504,533.29 and 329,423.15

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Solution

The fourth proportional to 1,003,398.64, 1,504,533.29 and 329,423.15 is: 493,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,398.64 : 1,504,533.29 = 329,423.15 : x
  2. Step 2: Convert to fraction form
    1,003,398.64/1,504,533.29 = 329,423.15/x
  3. Step 3: Cross multiply
    1,003,398.64x = 1,504,533.29 × 329,423.15
  4. Step 4: Simplify right side
    1,003,398.64x = 495,628,097,785.88
  5. Step 5: Solve for x
    x = 495,628,097,785.88/1,003,398.64
  6. Step 6: Final answer
    x = 493,949.34

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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.