Home / 329,269.72-454,392.06-178,365.40

Finding the Fourth Proportional to 329,269.72, 454,392.06 and 178,365.40

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Solution

The fourth proportional to 329,269.72, 454,392.06 and 178,365.40 is: 246,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,269.72 : 454,392.06 = 178,365.40 : x
  2. Step 2: Convert to fraction form
    329,269.72/454,392.06 = 178,365.40/x
  3. Step 3: Cross multiply
    329,269.72x = 454,392.06 × 178,365.40
  4. Step 4: Simplify right side
    329,269.72x = 81,047,821,538.72
  5. Step 5: Solve for x
    x = 81,047,821,538.72/329,269.72
  6. Step 6: Final answer
    x = 246,144.17

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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.