Home / 670,048.84-1,005,196.36-220,796.20

Finding the Fourth Proportional to 670,048.84, 1,005,196.36 and 220,796.20

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Solution

The fourth proportional to 670,048.84, 1,005,196.36 and 220,796.20 is: 331,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,048.84 : 1,005,196.36 = 220,796.20 : x
  2. Step 2: Convert to fraction form
    670,048.84/1,005,196.36 = 220,796.20/x
  3. Step 3: Cross multiply
    670,048.84x = 1,005,196.36 × 220,796.20
  4. Step 4: Simplify right side
    670,048.84x = 221,943,536,541.83
  5. Step 5: Solve for x
    x = 221,943,536,541.83/670,048.84
  6. Step 6: Final answer
    x = 331,234.86

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Double scale
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Similar ratio
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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.