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Finding the Fourth Proportional to 335,000.68, 502,578.75 and 110,353.06

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Solution

The fourth proportional to 335,000.68, 502,578.75 and 110,353.06 is: 165,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,000.68 : 502,578.75 = 110,353.06 : x
  2. Step 2: Convert to fraction form
    335,000.68/502,578.75 = 110,353.06/x
  3. Step 3: Cross multiply
    335,000.68x = 502,578.75 × 110,353.06
  4. Step 4: Simplify right side
    335,000.68x = 55,461,102,953.48
  5. Step 5: Solve for x
    x = 55,461,102,953.48/335,000.68
  6. Step 6: Final answer
    x = 165,555.20

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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.