Home / 552,462.72-828,690.44-142,131.41

Finding the Fourth Proportional to 552,462.72, 828,690.44 and 142,131.41

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Solution

The fourth proportional to 552,462.72, 828,690.44 and 142,131.41 is: 213,196.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,462.72 : 828,690.44 = 142,131.41 : x
  2. Step 2: Convert to fraction form
    552,462.72/828,690.44 = 142,131.41/x
  3. Step 3: Cross multiply
    552,462.72x = 828,690.44 × 142,131.41
  4. Step 4: Simplify right side
    552,462.72x = 117,782,935,836.61
  5. Step 5: Solve for x
    x = 117,782,935,836.61/552,462.72
  6. Step 6: Final answer
    x = 213,196.17

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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.