Home / 495,609.28-683,944.08-269,254.72

Finding the Fourth Proportional to 495,609.28, 683,944.08 and 269,254.72

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Solution

The fourth proportional to 495,609.28, 683,944.08 and 269,254.72 is: 371,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,609.28 : 683,944.08 = 269,254.72 : x
  2. Step 2: Convert to fraction form
    495,609.28/683,944.08 = 269,254.72/x
  3. Step 3: Cross multiply
    495,609.28x = 683,944.08 × 269,254.72
  4. Step 4: Simplify right side
    495,609.28x = 184,155,171,756.06
  5. Step 5: Solve for x
    x = 184,155,171,756.06/495,609.28
  6. Step 6: Final answer
    x = 371,573.29

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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.