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Finding the Fourth Proportional to 495,050.82, 683,168.40 and 268,696.32

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Solution

The fourth proportional to 495,050.82, 683,168.40 and 268,696.32 is: 370,799.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,050.82 : 683,168.40 = 268,696.32 : x
  2. Step 2: Convert to fraction form
    495,050.82/683,168.40 = 268,696.32/x
  3. Step 3: Cross multiply
    495,050.82x = 683,168.40 × 268,696.32
  4. Step 4: Simplify right side
    495,050.82x = 183,564,835,020.29
  5. Step 5: Solve for x
    x = 183,564,835,020.29/495,050.82
  6. Step 6: Final answer
    x = 370,799.98

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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.