Home / 340,252.08-510,035.02-213,982.54

Finding the Fourth Proportional to 340,252.08, 510,035.02 and 213,982.54

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Solution

The fourth proportional to 340,252.08, 510,035.02 and 213,982.54 is: 320,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,252.08 : 510,035.02 = 213,982.54 : x
  2. Step 2: Convert to fraction form
    340,252.08/510,035.02 = 213,982.54/x
  3. Step 3: Cross multiply
    340,252.08x = 510,035.02 × 213,982.54
  4. Step 4: Simplify right side
    340,252.08x = 109,138,589,068.55
  5. Step 5: Solve for x
    x = 109,138,589,068.55/340,252.08
  6. Step 6: Final answer
    x = 320,758.04

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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.