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Finding the Fourth Proportional to 356,741.04, 534,398.53 and 214,508.44

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Solution

The fourth proportional to 356,741.04, 534,398.53 and 214,508.44 is: 321,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,741.04 : 534,398.53 = 214,508.44 : x
  2. Step 2: Convert to fraction form
    356,741.04/534,398.53 = 214,508.44/x
  3. Step 3: Cross multiply
    356,741.04x = 534,398.53 × 214,508.44
  4. Step 4: Simplify right side
    356,741.04x = 114,632,995,008.59
  5. Step 5: Solve for x
    x = 114,632,995,008.59/356,741.04
  6. Step 6: Final answer
    x = 321,333.91

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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.