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Finding the Fourth Proportional to 334,428.94, 501,687.15 and 176,663.62

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Solution

The fourth proportional to 334,428.94, 501,687.15 and 176,663.62 is: 265,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,428.94 : 501,687.15 = 176,663.62 : x
  2. Step 2: Convert to fraction form
    334,428.94/501,687.15 = 176,663.62/x
  3. Step 3: Cross multiply
    334,428.94x = 501,687.15 × 176,663.62
  4. Step 4: Simplify right side
    334,428.94x = 88,629,868,026.48
  5. Step 5: Solve for x
    x = 88,629,868,026.48/334,428.94
  6. Step 6: Final answer
    x = 265,018.54

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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.