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Finding the Fourth Proportional to 334,998.94, 502,436.44 and 152,586.74

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Solution

The fourth proportional to 334,998.94, 502,436.44 and 152,586.74 is: 228,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,998.94 : 502,436.44 = 152,586.74 : x
  2. Step 2: Convert to fraction form
    334,998.94/502,436.44 = 152,586.74/x
  3. Step 3: Cross multiply
    334,998.94x = 502,436.44 × 152,586.74
  4. Step 4: Simplify right side
    334,998.94x = 76,665,138,436.81
  5. Step 5: Solve for x
    x = 76,665,138,436.81/334,998.94
  6. Step 6: Final answer
    x = 228,851.88

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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.