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Finding the Fourth Proportional to 594,616.14, 820,302.39 and 352,908.90

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Solution

The fourth proportional to 594,616.14, 820,302.39 and 352,908.90 is: 486,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,616.14 : 820,302.39 = 352,908.90 : x
  2. Step 2: Convert to fraction form
    594,616.14/820,302.39 = 352,908.90/x
  3. Step 3: Cross multiply
    594,616.14x = 820,302.39 × 352,908.90
  4. Step 4: Simplify right side
    594,616.14x = 289,492,014,122.27
  5. Step 5: Solve for x
    x = 289,492,014,122.27/594,616.14
  6. Step 6: Final answer
    x = 486,855.29

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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.