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Finding the Fourth Proportional to 664,759.44, 917,367.66 and 362,953.44

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Solution

The fourth proportional to 664,759.44, 917,367.66 and 362,953.44 is: 500,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,759.44 : 917,367.66 = 362,953.44 : x
  2. Step 2: Convert to fraction form
    664,759.44/917,367.66 = 362,953.44/x
  3. Step 3: Cross multiply
    664,759.44x = 917,367.66 × 362,953.44
  4. Step 4: Simplify right side
    664,759.44x = 332,961,747,941.75
  5. Step 5: Solve for x
    x = 332,961,747,941.75/664,759.44
  6. Step 6: Final answer
    x = 500,875.55

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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.