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Finding the Fourth Proportional to 333,900.17, 501,014.68 and 156,376.52

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Solution

The fourth proportional to 333,900.17, 501,014.68 and 156,376.52 is: 234,641.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,900.17 : 501,014.68 = 156,376.52 : x
  2. Step 2: Convert to fraction form
    333,900.17/501,014.68 = 156,376.52/x
  3. Step 3: Cross multiply
    333,900.17x = 501,014.68 × 156,376.52
  4. Step 4: Simplify right side
    333,900.17x = 78,346,932,127.31
  5. Step 5: Solve for x
    x = 78,346,932,127.31/333,900.17
  6. Step 6: Final answer
    x = 234,641.79

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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.