Home / 495,631.89-683,973.81-269,277.39

Finding the Fourth Proportional to 495,631.89, 683,973.81 and 269,277.39

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Solution

The fourth proportional to 495,631.89, 683,973.81 and 269,277.39 is: 371,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,631.89 : 683,973.81 = 269,277.39 : x
  2. Step 2: Convert to fraction form
    495,631.89/683,973.81 = 269,277.39/x
  3. Step 3: Cross multiply
    495,631.89x = 683,973.81 × 269,277.39
  4. Step 4: Simplify right side
    495,631.89x = 184,178,682,385.16
  5. Step 5: Solve for x
    x = 184,178,682,385.16/495,631.89
  6. Step 6: Final answer
    x = 371,603.78

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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.