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Finding the Fourth Proportional to 334,988.94, 502,375.40 and 110,295.86

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Solution

The fourth proportional to 334,988.94, 502,375.40 and 110,295.86 is: 165,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,988.94 : 502,375.40 = 110,295.86 : x
  2. Step 2: Convert to fraction form
    334,988.94/502,375.40 = 110,295.86/x
  3. Step 3: Cross multiply
    334,988.94x = 502,375.40 × 110,295.86
  4. Step 4: Simplify right side
    334,988.94x = 55,409,926,785.84
  5. Step 5: Solve for x
    x = 55,409,926,785.84/334,988.94
  6. Step 6: Final answer
    x = 165,408.23

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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.