Home / 331,467.30-497,200.95-189,749.70

Finding the Fourth Proportional to 331,467.30, 497,200.95 and 189,749.70

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Solution

The fourth proportional to 331,467.30, 497,200.95 and 189,749.70 is: 284,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,467.30 : 497,200.95 = 189,749.70 : x
  2. Step 2: Convert to fraction form
    331,467.30/497,200.95 = 189,749.70/x
  3. Step 3: Cross multiply
    331,467.30x = 497,200.95 × 189,749.70
  4. Step 4: Simplify right side
    331,467.30x = 94,343,731,102.22
  5. Step 5: Solve for x
    x = 94,343,731,102.22/331,467.30
  6. Step 6: Final answer
    x = 284,624.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.