Home / 443,337.18-665,099.25-143,794.46

Finding the Fourth Proportional to 443,337.18, 665,099.25 and 143,794.46

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Solution

The fourth proportional to 443,337.18, 665,099.25 and 143,794.46 is: 215,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,337.18 : 665,099.25 = 143,794.46 : x
  2. Step 2: Convert to fraction form
    443,337.18/665,099.25 = 143,794.46/x
  3. Step 3: Cross multiply
    443,337.18x = 665,099.25 × 143,794.46
  4. Step 4: Simplify right side
    443,337.18x = 95,637,583,455.69
  5. Step 5: Solve for x
    x = 95,637,583,455.69/443,337.18
  6. Step 6: Final answer
    x = 215,722.00

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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.