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Finding the Fourth Proportional to 329,953.28, 455,336.72 and 179,050.24

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Solution

The fourth proportional to 329,953.28, 455,336.72 and 179,050.24 is: 247,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,953.28 : 455,336.72 = 179,050.24 : x
  2. Step 2: Convert to fraction form
    329,953.28/455,336.72 = 179,050.24/x
  3. Step 3: Cross multiply
    329,953.28x = 455,336.72 × 179,050.24
  4. Step 4: Simplify right side
    329,953.28x = 81,528,148,996.81
  5. Step 5: Solve for x
    x = 81,528,148,996.81/329,953.28
  6. Step 6: Final answer
    x = 247,089.98

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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.