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Finding the Fourth Proportional to 702,101.04, 968,896.50 and 379,810.34

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Solution

The fourth proportional to 702,101.04, 968,896.50 and 379,810.34 is: 524,136.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,101.04 : 968,896.50 = 379,810.34 : x
  2. Step 2: Convert to fraction form
    702,101.04/968,896.50 = 379,810.34/x
  3. Step 3: Cross multiply
    702,101.04x = 968,896.50 × 379,810.34
  4. Step 4: Simplify right side
    702,101.04x = 367,996,904,245.33
  5. Step 5: Solve for x
    x = 367,996,904,245.33/702,101.04
  6. Step 6: Final answer
    x = 524,136.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.