Home / 854,047.41-1,281,203.96-285,252.45

Finding the Fourth Proportional to 854,047.41, 1,281,203.96 and 285,252.45

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Solution

The fourth proportional to 854,047.41, 1,281,203.96 and 285,252.45 is: 427,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,047.41 : 1,281,203.96 = 285,252.45 : x
  2. Step 2: Convert to fraction form
    854,047.41/1,281,203.96 = 285,252.45/x
  3. Step 3: Cross multiply
    854,047.41x = 1,281,203.96 × 285,252.45
  4. Step 4: Simplify right side
    854,047.41x = 365,466,567,113.44
  5. Step 5: Solve for x
    x = 365,466,567,113.44/854,047.41
  6. Step 6: Final answer
    x = 427,923.04

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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.