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Finding the Fourth Proportional to 570,252.22, 854,921.61 and 285,796.74

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Solution

The fourth proportional to 570,252.22, 854,921.61 and 285,796.74 is: 428,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,252.22 : 854,921.61 = 285,796.74 : x
  2. Step 2: Convert to fraction form
    570,252.22/854,921.61 = 285,796.74/x
  3. Step 3: Cross multiply
    570,252.22x = 854,921.61 × 285,796.74
  4. Step 4: Simplify right side
    570,252.22x = 244,333,810,516.36
  5. Step 5: Solve for x
    x = 244,333,810,516.36/570,252.22
  6. Step 6: Final answer
    x = 428,466.22

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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.