Home / 671,405.46-1,007,118.84-373,777.74

Finding the Fourth Proportional to 671,405.46, 1,007,118.84 and 373,777.74

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Solution

The fourth proportional to 671,405.46, 1,007,118.84 and 373,777.74 is: 560,672.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,405.46 : 1,007,118.84 = 373,777.74 : x
  2. Step 2: Convert to fraction form
    671,405.46/1,007,118.84 = 373,777.74/x
  3. Step 3: Cross multiply
    671,405.46x = 1,007,118.84 × 373,777.74
  4. Step 4: Simplify right side
    671,405.46x = 376,438,603,926.62
  5. Step 5: Solve for x
    x = 376,438,603,926.62/671,405.46
  6. Step 6: Final answer
    x = 560,672.54

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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.