Home / 737,416.57-1,017,731.86-415,189.46

Finding the Fourth Proportional to 737,416.57, 1,017,731.86 and 415,189.46

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Solution

The fourth proportional to 737,416.57, 1,017,731.86 and 415,189.46 is: 573,016.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,416.57 : 1,017,731.86 = 415,189.46 : x
  2. Step 2: Convert to fraction form
    737,416.57/1,017,731.86 = 415,189.46/x
  3. Step 3: Cross multiply
    737,416.57x = 1,017,731.86 × 415,189.46
  4. Step 4: Simplify right side
    737,416.57x = 422,551,541,378.20
  5. Step 5: Solve for x
    x = 422,551,541,378.20/737,416.57
  6. Step 6: Final answer
    x = 573,016.07

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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.