Home / 697,415.50-1,045,759.82-248,071.14

Finding the Fourth Proportional to 697,415.50, 1,045,759.82 and 248,071.14

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Solution

The fourth proportional to 697,415.50, 1,045,759.82 and 248,071.14 is: 371,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,415.50 : 1,045,759.82 = 248,071.14 : x
  2. Step 2: Convert to fraction form
    697,415.50/1,045,759.82 = 248,071.14/x
  3. Step 3: Cross multiply
    697,415.50x = 1,045,759.82 × 248,071.14
  4. Step 4: Simplify right side
    697,415.50x = 259,422,829,473.24
  5. Step 5: Solve for x
    x = 259,422,829,473.24/697,415.50
  6. Step 6: Final answer
    x = 371,977.44

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Double scale
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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.