Home / 331,512.03-457,486.65-180,609.03

Finding the Fourth Proportional to 331,512.03, 457,486.65 and 180,609.03

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Solution

The fourth proportional to 331,512.03, 457,486.65 and 180,609.03 is: 249,240.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,512.03 : 457,486.65 = 180,609.03 : x
  2. Step 2: Convert to fraction form
    331,512.03/457,486.65 = 180,609.03/x
  3. Step 3: Cross multiply
    331,512.03x = 457,486.65 × 180,609.03
  4. Step 4: Simplify right side
    331,512.03x = 82,626,220,094.45
  5. Step 5: Solve for x
    x = 82,626,220,094.45/331,512.03
  6. Step 6: Final answer
    x = 249,240.49

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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.