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Finding the Fourth Proportional to 702,023.48, 968,792.52 and 379,733.48

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Solution

The fourth proportional to 702,023.48, 968,792.52 and 379,733.48 is: 524,032.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,023.48 : 968,792.52 = 379,733.48 : x
  2. Step 2: Convert to fraction form
    702,023.48/968,792.52 = 379,733.48/x
  3. Step 3: Cross multiply
    702,023.48x = 968,792.52 × 379,733.48
  4. Step 4: Simplify right side
    702,023.48x = 367,882,955,017.57
  5. Step 5: Solve for x
    x = 367,882,955,017.57/702,023.48
  6. Step 6: Final answer
    x = 524,032.27

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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.