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Finding the Fourth Proportional to 664,512.27, 917,026.97 and 362,706.27

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Solution

The fourth proportional to 664,512.27, 917,026.97 and 362,706.27 is: 500,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,512.27 : 917,026.97 = 362,706.27 : x
  2. Step 2: Convert to fraction form
    664,512.27/917,026.97 = 362,706.27/x
  3. Step 3: Cross multiply
    664,512.27x = 917,026.97 × 362,706.27
  4. Step 4: Simplify right side
    664,512.27x = 332,611,429,964.57
  5. Step 5: Solve for x
    x = 332,611,429,964.57/664,512.27
  6. Step 6: Final answer
    x = 500,534.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.