Home / 495,872.84-684,299.40-269,516.72

Finding the Fourth Proportional to 495,872.84, 684,299.40 and 269,516.72

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Solution

The fourth proportional to 495,872.84, 684,299.40 and 269,516.72 is: 371,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,872.84 : 684,299.40 = 269,516.72 : x
  2. Step 2: Convert to fraction form
    495,872.84/684,299.40 = 269,516.72/x
  3. Step 3: Cross multiply
    495,872.84x = 684,299.40 × 269,516.72
  4. Step 4: Simplify right side
    495,872.84x = 184,430,129,785.97
  5. Step 5: Solve for x
    x = 184,430,129,785.97/495,872.84
  6. Step 6: Final answer
    x = 371,930.29

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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.