Home / 443,926.36-665,895.70-144,408.52

Finding the Fourth Proportional to 443,926.36, 665,895.70 and 144,408.52

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Solution

The fourth proportional to 443,926.36, 665,895.70 and 144,408.52 is: 216,614.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,926.36 : 665,895.70 = 144,408.52 : x
  2. Step 2: Convert to fraction form
    443,926.36/665,895.70 = 144,408.52/x
  3. Step 3: Cross multiply
    443,926.36x = 665,895.70 × 144,408.52
  4. Step 4: Simplify right side
    443,926.36x = 96,161,009,181.89
  5. Step 5: Solve for x
    x = 96,161,009,181.89/443,926.36
  6. Step 6: Final answer
    x = 216,614.78

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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.