Home / 443,427.51-665,206.98-162,922.89

Finding the Fourth Proportional to 443,427.51, 665,206.98 and 162,922.89

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Solution

The fourth proportional to 443,427.51, 665,206.98 and 162,922.89 is: 244,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,427.51 : 665,206.98 = 162,922.89 : x
  2. Step 2: Convert to fraction form
    443,427.51/665,206.98 = 162,922.89/x
  3. Step 3: Cross multiply
    443,427.51x = 665,206.98 × 162,922.89
  4. Step 4: Simplify right side
    443,427.51x = 108,377,443,629.77
  5. Step 5: Solve for x
    x = 108,377,443,629.77/443,427.51
  6. Step 6: Final answer
    x = 244,408.48

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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.