Home / 737,500.90-1,017,770.38-415,222.62

Finding the Fourth Proportional to 737,500.90, 1,017,770.38 and 415,222.62

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Solution

The fourth proportional to 737,500.90, 1,017,770.38 and 415,222.62 is: 573,017.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,500.90 : 1,017,770.38 = 415,222.62 : x
  2. Step 2: Convert to fraction form
    737,500.90/1,017,770.38 = 415,222.62/x
  3. Step 3: Cross multiply
    737,500.90x = 1,017,770.38 × 415,222.62
  4. Step 4: Simplify right side
    737,500.90x = 422,601,283,742.00
  5. Step 5: Solve for x
    x = 422,601,283,742.00/737,500.90
  6. Step 6: Final answer
    x = 573,017.99

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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.