Home / 965,379.88-1,448,139.10-255,399.52

Finding the Fourth Proportional to 965,379.88, 1,448,139.10 and 255,399.52

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Solution

The fourth proportional to 965,379.88, 1,448,139.10 and 255,399.52 is: 383,117.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,379.88 : 1,448,139.10 = 255,399.52 : x
  2. Step 2: Convert to fraction form
    965,379.88/1,448,139.10 = 255,399.52/x
  3. Step 3: Cross multiply
    965,379.88x = 1,448,139.10 × 255,399.52
  4. Step 4: Simplify right side
    965,379.88x = 369,854,031,033.23
  5. Step 5: Solve for x
    x = 369,854,031,033.23/965,379.88
  6. Step 6: Final answer
    x = 383,117.61

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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.