Home / 495,276.18-683,477.37-268,923.30

Finding the Fourth Proportional to 495,276.18, 683,477.37 and 268,923.30

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Solution

The fourth proportional to 495,276.18, 683,477.37 and 268,923.30 is: 371,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,276.18 : 683,477.37 = 268,923.30 : x
  2. Step 2: Convert to fraction form
    495,276.18/683,477.37 = 268,923.30/x
  3. Step 3: Cross multiply
    495,276.18x = 683,477.37 × 268,923.30
  4. Step 4: Simplify right side
    495,276.18x = 183,802,989,815.72
  5. Step 5: Solve for x
    x = 183,802,989,815.72/495,276.18
  6. Step 6: Final answer
    x = 371,112.11

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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.