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Finding the Fourth Proportional to 569,228.10, 854,826.30 and 303,507.60

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Solution

The fourth proportional to 569,228.10, 854,826.30 and 303,507.60 is: 455,786.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,228.10 : 854,826.30 = 303,507.60 : x
  2. Step 2: Convert to fraction form
    569,228.10/854,826.30 = 303,507.60/x
  3. Step 3: Cross multiply
    569,228.10x = 854,826.30 × 303,507.60
  4. Step 4: Simplify right side
    569,228.10x = 259,446,278,729.88
  5. Step 5: Solve for x
    x = 259,446,278,729.88/569,228.10
  6. Step 6: Final answer
    x = 455,786.14

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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.