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Finding the Fourth Proportional to 600,660.17, 828,829.22 and 358,891.64

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Solution

The fourth proportional to 600,660.17, 828,829.22 and 358,891.64 is: 495,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,660.17 : 828,829.22 = 358,891.64 : x
  2. Step 2: Convert to fraction form
    600,660.17/828,829.22 = 358,891.64/x
  3. Step 3: Cross multiply
    600,660.17x = 828,829.22 × 358,891.64
  4. Step 4: Simplify right side
    600,660.17x = 297,459,872,107.12
  5. Step 5: Solve for x
    x = 297,459,872,107.12/600,660.17
  6. Step 6: Final answer
    x = 495,221.57

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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.