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Finding the Fourth Proportional to 335,369.83, 503,000.05 and 98,657.14

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Solution

The fourth proportional to 335,369.83, 503,000.05 and 98,657.14 is: 147,969.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,369.83 : 503,000.05 = 98,657.14 : x
  2. Step 2: Convert to fraction form
    335,369.83/503,000.05 = 98,657.14/x
  3. Step 3: Cross multiply
    335,369.83x = 503,000.05 × 98,657.14
  4. Step 4: Simplify right side
    335,369.83x = 49,624,546,352.86
  5. Step 5: Solve for x
    x = 49,624,546,352.86/335,369.83
  6. Step 6: Final answer
    x = 147,969.62

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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.