Home / 721,666.62-1,082,740.42-241,941.86

Finding the Fourth Proportional to 721,666.62, 1,082,740.42 and 241,941.86

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Solution

The fourth proportional to 721,666.62, 1,082,740.42 and 241,941.86 is: 362,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,666.62 : 1,082,740.42 = 241,941.86 : x
  2. Step 2: Convert to fraction form
    721,666.62/1,082,740.42 = 241,941.86/x
  3. Step 3: Cross multiply
    721,666.62x = 1,082,740.42 × 241,941.86
  4. Step 4: Simplify right side
    721,666.62x = 261,960,225,698.28
  5. Step 5: Solve for x
    x = 261,960,225,698.28/721,666.62
  6. Step 6: Final answer
    x = 362,993.41

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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.