Home / 495,408.23-683,667.38-269,055.35

Finding the Fourth Proportional to 495,408.23, 683,667.38 and 269,055.35

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Solution

The fourth proportional to 495,408.23, 683,667.38 and 269,055.35 is: 371,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,408.23 : 683,667.38 = 269,055.35 : x
  2. Step 2: Convert to fraction form
    495,408.23/683,667.38 = 269,055.35/x
  3. Step 3: Cross multiply
    495,408.23x = 683,667.38 × 269,055.35
  4. Step 4: Simplify right side
    495,408.23x = 183,944,364,864.21
  5. Step 5: Solve for x
    x = 183,944,364,864.21/495,408.23
  6. Step 6: Final answer
    x = 371,298.56

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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.