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Finding the Fourth Proportional to 329,165.96, 493,437.90 and 298,995.08

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Solution

The fourth proportional to 329,165.96, 493,437.90 and 298,995.08 is: 448,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,165.96 : 493,437.90 = 298,995.08 : x
  2. Step 2: Convert to fraction form
    329,165.96/493,437.90 = 298,995.08/x
  3. Step 3: Cross multiply
    329,165.96x = 493,437.90 × 298,995.08
  4. Step 4: Simplify right side
    329,165.96x = 147,535,504,385.53
  5. Step 5: Solve for x
    x = 147,535,504,385.53/329,165.96
  6. Step 6: Final answer
    x = 448,210.09

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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.