Home / 412,435.92-569,133.36-231,116.88

Finding the Fourth Proportional to 412,435.92, 569,133.36 and 231,116.88

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Solution

The fourth proportional to 412,435.92, 569,133.36 and 231,116.88 is: 318,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,435.92 : 569,133.36 = 231,116.88 : x
  2. Step 2: Convert to fraction form
    412,435.92/569,133.36 = 231,116.88/x
  3. Step 3: Cross multiply
    412,435.92x = 569,133.36 × 231,116.88
  4. Step 4: Simplify right side
    412,435.92x = 131,536,326,467.12
  5. Step 5: Solve for x
    x = 131,536,326,467.12/412,435.92
  6. Step 6: Final answer
    x = 318,925.49

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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.