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Finding the Fourth Proportional to 495,958.34, 684,429.34 and 269,608.70

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Solution

The fourth proportional to 495,958.34, 684,429.34 and 269,608.70 is: 372,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,958.34 : 684,429.34 = 269,608.70 : x
  2. Step 2: Convert to fraction form
    495,958.34/684,429.34 = 269,608.70/x
  3. Step 3: Cross multiply
    495,958.34x = 684,429.34 × 269,608.70
  4. Step 4: Simplify right side
    495,958.34x = 184,528,104,599.26
  5. Step 5: Solve for x
    x = 184,528,104,599.26/495,958.34
  6. Step 6: Final answer
    x = 372,063.72

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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.