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Finding the Fourth Proportional to 335,051.52, 462,372.12 and 191,812.64

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Solution

The fourth proportional to 335,051.52, 462,372.12 and 191,812.64 is: 264,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,051.52 : 462,372.12 = 191,812.64 : x
  2. Step 2: Convert to fraction form
    335,051.52/462,372.12 = 191,812.64/x
  3. Step 3: Cross multiply
    335,051.52x = 462,372.12 × 191,812.64
  4. Step 4: Simplify right side
    335,051.52x = 88,688,816,999.60
  5. Step 5: Solve for x
    x = 88,688,816,999.60/335,051.52
  6. Step 6: Final answer
    x = 264,702.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.