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Finding the Fourth Proportional to 565,557.54, 848,725.15 and 210,855.30

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Solution

The fourth proportional to 565,557.54, 848,725.15 and 210,855.30 is: 316,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,557.54 : 848,725.15 = 210,855.30 : x
  2. Step 2: Convert to fraction form
    565,557.54/848,725.15 = 210,855.30/x
  3. Step 3: Cross multiply
    565,557.54x = 848,725.15 × 210,855.30
  4. Step 4: Simplify right side
    565,557.54x = 178,958,196,120.80
  5. Step 5: Solve for x
    x = 178,958,196,120.80/565,557.54
  6. Step 6: Final answer
    x = 316,427.92

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1.5x scale

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.