Home / 495,410.31-683,662.37-269,055.81

Finding the Fourth Proportional to 495,410.31, 683,662.37 and 269,055.81

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Solution

The fourth proportional to 495,410.31, 683,662.37 and 269,055.81 is: 371,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,410.31 : 683,662.37 = 269,055.81 : x
  2. Step 2: Convert to fraction form
    495,410.31/683,662.37 = 269,055.81/x
  3. Step 3: Cross multiply
    495,410.31x = 683,662.37 × 269,055.81
  4. Step 4: Simplify right side
    495,410.31x = 183,943,331,381.59
  5. Step 5: Solve for x
    x = 183,943,331,381.59/495,410.31
  6. Step 6: Final answer
    x = 371,294.92

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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.