Home / 844,455.45-1,266,766.34-245,421.84

Finding the Fourth Proportional to 844,455.45, 1,266,766.34 and 245,421.84

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Solution

The fourth proportional to 844,455.45, 1,266,766.34 and 245,421.84 is: 368,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,455.45 : 1,266,766.34 = 245,421.84 : x
  2. Step 2: Convert to fraction form
    844,455.45/1,266,766.34 = 245,421.84/x
  3. Step 3: Cross multiply
    844,455.45x = 1,266,766.34 × 245,421.84
  4. Step 4: Simplify right side
    844,455.45x = 310,892,124,785.76
  5. Step 5: Solve for x
    x = 310,892,124,785.76/844,455.45
  6. Step 6: Final answer
    x = 368,156.93

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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.