Home / 697,089.70-1,045,634.55-223,822.90

Finding the Fourth Proportional to 697,089.70, 1,045,634.55 and 223,822.90

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Solution

The fourth proportional to 697,089.70, 1,045,634.55 and 223,822.90 is: 335,734.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,089.70 : 1,045,634.55 = 223,822.90 : x
  2. Step 2: Convert to fraction form
    697,089.70/1,045,634.55 = 223,822.90/x
  3. Step 3: Cross multiply
    697,089.70x = 1,045,634.55 × 223,822.90
  4. Step 4: Simplify right side
    697,089.70x = 234,036,957,321.20
  5. Step 5: Solve for x
    x = 234,036,957,321.20/697,089.70
  6. Step 6: Final answer
    x = 335,734.35

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.