Home / 646,588.73-892,292.46-360,108.79

Finding the Fourth Proportional to 646,588.73, 892,292.46 and 360,108.79

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Solution

The fourth proportional to 646,588.73, 892,292.46 and 360,108.79 is: 496,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,588.73 : 892,292.46 = 360,108.79 : x
  2. Step 2: Convert to fraction form
    646,588.73/892,292.46 = 360,108.79/x
  3. Step 3: Cross multiply
    646,588.73x = 892,292.46 × 360,108.79
  4. Step 4: Simplify right side
    646,588.73x = 321,322,354,515.58
  5. Step 5: Solve for x
    x = 321,322,354,515.58/646,588.73
  6. Step 6: Final answer
    x = 496,950.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.