Home / 331,512.16-457,486.83-180,609.16

Finding the Fourth Proportional to 331,512.16, 457,486.83 and 180,609.16

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Solution

The fourth proportional to 331,512.16, 457,486.83 and 180,609.16 is: 249,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,512.16 : 457,486.83 = 180,609.16 : x
  2. Step 2: Convert to fraction form
    331,512.16/457,486.83 = 180,609.16/x
  3. Step 3: Cross multiply
    331,512.16x = 457,486.83 × 180,609.16
  4. Step 4: Simplify right side
    331,512.16x = 82,626,308,886.88
  5. Step 5: Solve for x
    x = 82,626,308,886.88/331,512.16
  6. Step 6: Final answer
    x = 249,240.66

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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.