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Finding the Fourth Proportional to 382,708.92, 577,658.01 and 382,708.92

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Solution

The fourth proportional to 382,708.92, 577,658.01 and 382,708.92 is: 577,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,708.92 : 577,658.01 = 382,708.92 : x
  2. Step 2: Convert to fraction form
    382,708.92/577,658.01 = 382,708.92/x
  3. Step 3: Cross multiply
    382,708.92x = 577,658.01 × 382,708.92
  4. Step 4: Simplify right side
    382,708.92x = 221,074,873,136.45
  5. Step 5: Solve for x
    x = 221,074,873,136.45/382,708.92
  6. Step 6: Final answer
    x = 577,658.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.