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Finding the Fourth Proportional to 341,325.53, 510,996.72 and 198,735.83

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Solution

The fourth proportional to 341,325.53, 510,996.72 and 198,735.83 is: 297,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,325.53 : 510,996.72 = 198,735.83 : x
  2. Step 2: Convert to fraction form
    341,325.53/510,996.72 = 198,735.83/x
  3. Step 3: Cross multiply
    341,325.53x = 510,996.72 × 198,735.83
  4. Step 4: Simplify right side
    341,325.53x = 101,553,357,276.48
  5. Step 5: Solve for x
    x = 101,553,357,276.48/341,325.53
  6. Step 6: Final answer
    x = 297,526.40

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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.