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Finding the Fourth Proportional to 483,439.68, 725,084.64 and 246,957.12

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Solution

The fourth proportional to 483,439.68, 725,084.64 and 246,957.12 is: 370,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,439.68 : 725,084.64 = 246,957.12 : x
  2. Step 2: Convert to fraction form
    483,439.68/725,084.64 = 246,957.12/x
  3. Step 3: Cross multiply
    483,439.68x = 725,084.64 × 246,957.12
  4. Step 4: Simplify right side
    483,439.68x = 179,064,814,450.64
  5. Step 5: Solve for x
    x = 179,064,814,450.64/483,439.68
  6. Step 6: Final answer
    x = 370,397.43

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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.