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Finding the Fourth Proportional to 594,712.06, 820,329.34 and 352,823.38

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Solution

The fourth proportional to 594,712.06, 820,329.34 and 352,823.38 is: 486,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,712.06 : 820,329.34 = 352,823.38 : x
  2. Step 2: Convert to fraction form
    594,712.06/820,329.34 = 352,823.38/x
  3. Step 3: Cross multiply
    594,712.06x = 820,329.34 × 352,823.38
  4. Step 4: Simplify right side
    594,712.06x = 289,431,370,451.97
  5. Step 5: Solve for x
    x = 289,431,370,451.97/594,712.06
  6. Step 6: Final answer
    x = 486,674.80

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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.