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Finding the Fourth Proportional to 594,614.92, 820,513.62 and 352,855.72

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Solution

The fourth proportional to 594,614.92, 820,513.62 and 352,855.72 is: 486,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,614.92 : 820,513.62 = 352,855.72 : x
  2. Step 2: Convert to fraction form
    594,614.92/820,513.62 = 352,855.72/x
  3. Step 3: Cross multiply
    594,614.92x = 820,513.62 × 352,855.72
  4. Step 4: Simplify right side
    594,614.92x = 289,522,924,154.91
  5. Step 5: Solve for x
    x = 289,522,924,154.91/594,614.92
  6. Step 6: Final answer
    x = 486,908.27

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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.