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Finding the Fourth Proportional to 334,987.95, 502,373.91 and 110,294.88

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Solution

The fourth proportional to 334,987.95, 502,373.91 and 110,294.88 is: 165,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,987.95 : 502,373.91 = 110,294.88 : x
  2. Step 2: Convert to fraction form
    334,987.95/502,373.91 = 110,294.88/x
  3. Step 3: Cross multiply
    334,987.95x = 502,373.91 × 110,294.88
  4. Step 4: Simplify right side
    334,987.95x = 55,409,270,118.58
  5. Step 5: Solve for x
    x = 55,409,270,118.58/334,987.95
  6. Step 6: Final answer
    x = 165,406.76

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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.