Home / 722,561.60-1,082,805.60-531,531.20

Finding the Fourth Proportional to 722,561.60, 1,082,805.60 and 531,531.20

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Solution

The fourth proportional to 722,561.60, 1,082,805.60 and 531,531.20 is: 796,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,561.60 : 1,082,805.60 = 531,531.20 : x
  2. Step 2: Convert to fraction form
    722,561.60/1,082,805.60 = 531,531.20/x
  3. Step 3: Cross multiply
    722,561.60x = 1,082,805.60 × 531,531.20
  4. Step 4: Simplify right side
    722,561.60x = 575,544,959,934.72
  5. Step 5: Solve for x
    x = 575,544,959,934.72/722,561.60
  6. Step 6: Final answer
    x = 796,534.11

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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.