Home / 495,431.07-683,698.37-269,076.57

Finding the Fourth Proportional to 495,431.07, 683,698.37 and 269,076.57

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Solution

The fourth proportional to 495,431.07, 683,698.37 and 269,076.57 is: 371,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,431.07 : 683,698.37 = 269,076.57 : x
  2. Step 2: Convert to fraction form
    495,431.07/683,698.37 = 269,076.57/x
  3. Step 3: Cross multiply
    495,431.07x = 683,698.37 × 269,076.57
  4. Step 4: Simplify right side
    495,431.07x = 183,967,209,918.50
  5. Step 5: Solve for x
    x = 183,967,209,918.50/495,431.07
  6. Step 6: Final answer
    x = 371,327.56

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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.