Home / 360,208.79-496,867.88-231,103.36

Finding the Fourth Proportional to 360,208.79, 496,867.88 and 231,103.36

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Solution

The fourth proportional to 360,208.79, 496,867.88 and 231,103.36 is: 318,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,208.79 : 496,867.88 = 231,103.36 : x
  2. Step 2: Convert to fraction form
    360,208.79/496,867.88 = 231,103.36/x
  3. Step 3: Cross multiply
    360,208.79x = 496,867.88 × 231,103.36
  4. Step 4: Simplify right side
    360,208.79x = 114,827,832,904.22
  5. Step 5: Solve for x
    x = 114,827,832,904.22/360,208.79
  6. Step 6: Final answer
    x = 318,781.32

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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.