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Finding the Fourth Proportional to 594,641.89, 820,611.82 and 322,712.13

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Solution

The fourth proportional to 594,641.89, 820,611.82 and 322,712.13 is: 445,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,641.89 : 820,611.82 = 322,712.13 : x
  2. Step 2: Convert to fraction form
    594,641.89/820,611.82 = 322,712.13/x
  3. Step 3: Cross multiply
    594,641.89x = 820,611.82 × 322,712.13
  4. Step 4: Simplify right side
    594,641.89x = 264,821,388,335.38
  5. Step 5: Solve for x
    x = 264,821,388,335.38/594,641.89
  6. Step 6: Final answer
    x = 445,346.00

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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.