Home / 443,384.07-665,341.06-162,929.67

Finding the Fourth Proportional to 443,384.07, 665,341.06 and 162,929.67

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Solution

The fourth proportional to 443,384.07, 665,341.06 and 162,929.67 is: 244,491.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,384.07 : 665,341.06 = 162,929.67 : x
  2. Step 2: Convert to fraction form
    443,384.07/665,341.06 = 162,929.67/x
  3. Step 3: Cross multiply
    443,384.07x = 665,341.06 × 162,929.67
  4. Step 4: Simplify right side
    443,384.07x = 108,403,796,016.55
  5. Step 5: Solve for x
    x = 108,403,796,016.55/443,384.07
  6. Step 6: Final answer
    x = 244,491.86

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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.