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Finding the Fourth Proportional to 495,067.14, 683,200.58 and 268,712.64

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Solution

The fourth proportional to 495,067.14, 683,200.58 and 268,712.64 is: 370,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,067.14 : 683,200.58 = 268,712.64 : x
  2. Step 2: Convert to fraction form
    495,067.14/683,200.58 = 268,712.64/x
  3. Step 3: Cross multiply
    495,067.14x = 683,200.58 × 268,712.64
  4. Step 4: Simplify right side
    495,067.14x = 183,584,630,157.77
  5. Step 5: Solve for x
    x = 183,584,630,157.77/495,067.14
  6. Step 6: Final answer
    x = 370,827.74

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1.5x scale

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.