Home / 299,660.48-413,544.03-172,336.17

Finding the Fourth Proportional to 299,660.48, 413,544.03 and 172,336.17

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Solution

The fourth proportional to 299,660.48, 413,544.03 and 172,336.17 is: 237,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,660.48 : 413,544.03 = 172,336.17 : x
  2. Step 2: Convert to fraction form
    299,660.48/413,544.03 = 172,336.17/x
  3. Step 3: Cross multiply
    299,660.48x = 413,544.03 × 172,336.17
  4. Step 4: Simplify right side
    299,660.48x = 71,268,596,130.49
  5. Step 5: Solve for x
    x = 71,268,596,130.49/299,660.48
  6. Step 6: Final answer
    x = 237,831.15

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1.5x scale

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.