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Finding the Fourth Proportional to 565,551.10, 848,035.05 and 210,382.30

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Solution

The fourth proportional to 565,551.10, 848,035.05 and 210,382.30 is: 315,464.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,551.10 : 848,035.05 = 210,382.30 : x
  2. Step 2: Convert to fraction form
    565,551.10/848,035.05 = 210,382.30/x
  3. Step 3: Cross multiply
    565,551.10x = 848,035.05 × 210,382.30
  4. Step 4: Simplify right side
    565,551.10x = 178,411,564,299.62
  5. Step 5: Solve for x
    x = 178,411,564,299.62/565,551.10
  6. Step 6: Final answer
    x = 315,464.98

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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.