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Finding the Fourth Proportional to 594,872.10, 890,485.65 and 327,815.10

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Solution

The fourth proportional to 594,872.10, 890,485.65 and 327,815.10 is: 490,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,872.10 : 890,485.65 = 327,815.10 : x
  2. Step 2: Convert to fraction form
    594,872.10/890,485.65 = 327,815.10/x
  3. Step 3: Cross multiply
    594,872.10x = 890,485.65 × 327,815.10
  4. Step 4: Simplify right side
    594,872.10x = 291,914,642,403.32
  5. Step 5: Solve for x
    x = 291,914,642,403.32/594,872.10
  6. Step 6: Final answer
    x = 490,718.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.