Home / 418,122.41-576,979.74-231,852.24

Finding the Fourth Proportional to 418,122.41, 576,979.74 and 231,852.24

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Solution

The fourth proportional to 418,122.41, 576,979.74 and 231,852.24 is: 319,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,122.41 : 576,979.74 = 231,852.24 : x
  2. Step 2: Convert to fraction form
    418,122.41/576,979.74 = 231,852.24/x
  3. Step 3: Cross multiply
    418,122.41x = 576,979.74 × 231,852.24
  4. Step 4: Simplify right side
    418,122.41x = 133,774,045,153.62
  5. Step 5: Solve for x
    x = 133,774,045,153.62/418,122.41
  6. Step 6: Final answer
    x = 319,939.91

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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.