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Finding the Fourth Proportional to 329,497.35, 494,278.83 and 152,055.15

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Solution

The fourth proportional to 329,497.35, 494,278.83 and 152,055.15 is: 228,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,497.35 : 494,278.83 = 152,055.15 : x
  2. Step 2: Convert to fraction form
    329,497.35/494,278.83 = 152,055.15/x
  3. Step 3: Cross multiply
    329,497.35x = 494,278.83 × 152,055.15
  4. Step 4: Simplify right side
    329,497.35x = 75,157,641,637.47
  5. Step 5: Solve for x
    x = 75,157,641,637.47/329,497.35
  6. Step 6: Final answer
    x = 228,097.86

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1.5x scale

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.