Home / 495,296.63-683,509.34-268,942.13

Finding the Fourth Proportional to 495,296.63, 683,509.34 and 268,942.13

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Solution

The fourth proportional to 495,296.63, 683,509.34 and 268,942.13 is: 371,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,296.63 : 683,509.34 = 268,942.13 : x
  2. Step 2: Convert to fraction form
    495,296.63/683,509.34 = 268,942.13/x
  3. Step 3: Cross multiply
    495,296.63x = 683,509.34 × 268,942.13
  4. Step 4: Simplify right side
    495,296.63x = 183,824,455,029.30
  5. Step 5: Solve for x
    x = 183,824,455,029.30/495,296.63
  6. Step 6: Final answer
    x = 371,140.13

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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.