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Finding the Fourth Proportional to 382,098.80, 573,731.40 and 293,452.40

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Solution

The fourth proportional to 382,098.80, 573,731.40 and 293,452.40 is: 440,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,098.80 : 573,731.40 = 293,452.40 : x
  2. Step 2: Convert to fraction form
    382,098.80/573,731.40 = 293,452.40/x
  3. Step 3: Cross multiply
    382,098.80x = 573,731.40 × 293,452.40
  4. Step 4: Simplify right side
    382,098.80x = 168,362,856,285.36
  5. Step 5: Solve for x
    x = 168,362,856,285.36/382,098.80
  6. Step 6: Final answer
    x = 440,626.50

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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.