Home / 464,912.20-697,368.30-386,180.20

Finding the Fourth Proportional to 464,912.20, 697,368.30 and 386,180.20

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Solution

The fourth proportional to 464,912.20, 697,368.30 and 386,180.20 is: 579,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,912.20 : 697,368.30 = 386,180.20 : x
  2. Step 2: Convert to fraction form
    464,912.20/697,368.30 = 386,180.20/x
  3. Step 3: Cross multiply
    464,912.20x = 697,368.30 × 386,180.20
  4. Step 4: Simplify right side
    464,912.20x = 269,309,829,567.66
  5. Step 5: Solve for x
    x = 269,309,829,567.66/464,912.20
  6. Step 6: Final answer
    x = 579,270.30

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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.