Home / 670,820.22-1,006,237.35-197,514.54

Finding the Fourth Proportional to 670,820.22, 1,006,237.35 and 197,514.54

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Solution

The fourth proportional to 670,820.22, 1,006,237.35 and 197,514.54 is: 296,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,820.22 : 1,006,237.35 = 197,514.54 : x
  2. Step 2: Convert to fraction form
    670,820.22/1,006,237.35 = 197,514.54/x
  3. Step 3: Cross multiply
    670,820.22x = 1,006,237.35 × 197,514.54
  4. Step 4: Simplify right side
    670,820.22x = 198,746,507,316.07
  5. Step 5: Solve for x
    x = 198,746,507,316.07/670,820.22
  6. Step 6: Final answer
    x = 296,273.88

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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.