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Finding the Fourth Proportional to 569,200.10, 854,784.30 and 303,479.60

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Solution

The fourth proportional to 569,200.10, 854,784.30 and 303,479.60 is: 455,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,200.10 : 854,784.30 = 303,479.60 : x
  2. Step 2: Convert to fraction form
    569,200.10/854,784.30 = 303,479.60/x
  3. Step 3: Cross multiply
    569,200.10x = 854,784.30 × 303,479.60
  4. Step 4: Simplify right side
    569,200.10x = 259,409,597,450.28
  5. Step 5: Solve for x
    x = 259,409,597,450.28/569,200.10
  6. Step 6: Final answer
    x = 455,744.12

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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.