Home / 382,466.16-527,250-253,188.03

Finding the Fourth Proportional to 382,466.16, 527,250 and 253,188.03

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Solution

The fourth proportional to 382,466.16, 527,250 and 253,188.03 is: 349,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,466.16 : 527,250 = 253,188.03 : x
  2. Step 2: Convert to fraction form
    382,466.16/527,250 = 253,188.03/x
  3. Step 3: Cross multiply
    382,466.16x = 527,250 × 253,188.03
  4. Step 4: Simplify right side
    382,466.16x = 133,493,388,817.50
  5. Step 5: Solve for x
    x = 133,493,388,817.50/382,466.16
  6. Step 6: Final answer
    x = 349,033.20

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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.