Home / 722,863.26-997,577.03-436,327.38

Finding the Fourth Proportional to 722,863.26, 997,577.03 and 436,327.38

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Solution

The fourth proportional to 722,863.26, 997,577.03 and 436,327.38 is: 602,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,863.26 : 997,577.03 = 436,327.38 : x
  2. Step 2: Convert to fraction form
    722,863.26/997,577.03 = 436,327.38/x
  3. Step 3: Cross multiply
    722,863.26x = 997,577.03 × 436,327.38
  4. Step 4: Simplify right side
    722,863.26x = 435,270,172,938.90
  5. Step 5: Solve for x
    x = 435,270,172,938.90/722,863.26
  6. Step 6: Final answer
    x = 602,147.32

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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.