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Finding the Fourth Proportional to 329,925.30, 455,297.67 and 179,022.30

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Solution

The fourth proportional to 329,925.30, 455,297.67 and 179,022.30 is: 247,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,925.30 : 455,297.67 = 179,022.30 : x
  2. Step 2: Convert to fraction form
    329,925.30/455,297.67 = 179,022.30/x
  3. Step 3: Cross multiply
    329,925.30x = 455,297.67 × 179,022.30
  4. Step 4: Simplify right side
    329,925.30x = 81,508,436,068.04
  5. Step 5: Solve for x
    x = 81,508,436,068.04/329,925.30
  6. Step 6: Final answer
    x = 247,051.18

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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.