Home / 890,397.67-1,335,611.16-250,716.83

Finding the Fourth Proportional to 890,397.67, 1,335,611.16 and 250,716.83

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Solution

The fourth proportional to 890,397.67, 1,335,611.16 and 250,716.83 is: 376,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,397.67 : 1,335,611.16 = 250,716.83 : x
  2. Step 2: Convert to fraction form
    890,397.67/1,335,611.16 = 250,716.83/x
  3. Step 3: Cross multiply
    890,397.67x = 1,335,611.16 × 250,716.83
  4. Step 4: Simplify right side
    890,397.67x = 334,860,196,147.82
  5. Step 5: Solve for x
    x = 334,860,196,147.82/890,397.67
  6. Step 6: Final answer
    x = 376,079.37

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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.