Home / 702,121.20-968,925.15-379,831.23

Finding the Fourth Proportional to 702,121.20, 968,925.15 and 379,831.23

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Solution

The fourth proportional to 702,121.20, 968,925.15 and 379,831.23 is: 524,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,121.20 : 968,925.15 = 379,831.23 : x
  2. Step 2: Convert to fraction form
    702,121.20/968,925.15 = 379,831.23/x
  3. Step 3: Cross multiply
    702,121.20x = 968,925.15 × 379,831.23
  4. Step 4: Simplify right side
    702,121.20x = 368,028,031,502.44
  5. Step 5: Solve for x
    x = 368,028,031,502.44/702,121.20
  6. Step 6: Final answer
    x = 524,165.96

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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.