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Finding the Fourth Proportional to 329,953.50, 455,336.24 and 179,050.50

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Solution

The fourth proportional to 329,953.50, 455,336.24 and 179,050.50 is: 247,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,953.50 : 455,336.24 = 179,050.50 : x
  2. Step 2: Convert to fraction form
    329,953.50/455,336.24 = 179,050.50/x
  3. Step 3: Cross multiply
    329,953.50x = 455,336.24 × 179,050.50
  4. Step 4: Simplify right side
    329,953.50x = 81,528,180,544.87
  5. Step 5: Solve for x
    x = 81,528,180,544.87/329,953.50
  6. Step 6: Final answer
    x = 247,089.91

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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.