Home / 886,864.46-1,330,493.65-255,729.10

Finding the Fourth Proportional to 886,864.46, 1,330,493.65 and 255,729.10

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Solution

The fourth proportional to 886,864.46, 1,330,493.65 and 255,729.10 is: 383,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,864.46 : 1,330,493.65 = 255,729.10 : x
  2. Step 2: Convert to fraction form
    886,864.46/1,330,493.65 = 255,729.10/x
  3. Step 3: Cross multiply
    886,864.46x = 1,330,493.65 × 255,729.10
  4. Step 4: Simplify right side
    886,864.46x = 340,245,943,670.22
  5. Step 5: Solve for x
    x = 340,245,943,670.22/886,864.46
  6. Step 6: Final answer
    x = 383,650.44

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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.