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Finding the Fourth Proportional to 737,608.32, 1,017,815.22 and 415,310.13

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Solution

The fourth proportional to 737,608.32, 1,017,815.22 and 415,310.13 is: 573,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,608.32 : 1,017,815.22 = 415,310.13 : x
  2. Step 2: Convert to fraction form
    737,608.32/1,017,815.22 = 415,310.13/x
  3. Step 3: Cross multiply
    737,608.32x = 1,017,815.22 × 415,310.13
  4. Step 4: Simplify right side
    737,608.32x = 422,708,971,334.18
  5. Step 5: Solve for x
    x = 422,708,971,334.18/737,608.32
  6. Step 6: Final answer
    x = 573,080.54

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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.