Home / 369,985.50-510,583.68-200,223.27

Finding the Fourth Proportional to 369,985.50, 510,583.68 and 200,223.27

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Solution

The fourth proportional to 369,985.50, 510,583.68 and 200,223.27 is: 276,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,985.50 : 510,583.68 = 200,223.27 : x
  2. Step 2: Convert to fraction form
    369,985.50/510,583.68 = 200,223.27/x
  3. Step 3: Cross multiply
    369,985.50x = 510,583.68 × 200,223.27
  4. Step 4: Simplify right side
    369,985.50x = 102,230,734,018.23
  5. Step 5: Solve for x
    x = 102,230,734,018.23/369,985.50
  6. Step 6: Final answer
    x = 276,310.11

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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.