Home / 722,524.96-1,083,837.12-217,064.80

Finding the Fourth Proportional to 722,524.96, 1,083,837.12 and 217,064.80

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Solution

The fourth proportional to 722,524.96, 1,083,837.12 and 217,064.80 is: 325,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,524.96 : 1,083,837.12 = 217,064.80 : x
  2. Step 2: Convert to fraction form
    722,524.96/1,083,837.12 = 217,064.80/x
  3. Step 3: Cross multiply
    722,524.96x = 1,083,837.12 × 217,064.80
  4. Step 4: Simplify right side
    722,524.96x = 235,262,887,685.38
  5. Step 5: Solve for x
    x = 235,262,887,685.38/722,524.96
  6. Step 6: Final answer
    x = 325,612.13

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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.