Home / 646,982.52-892,823.82-360,496.44

Finding the Fourth Proportional to 646,982.52, 892,823.82 and 360,496.44

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Solution

The fourth proportional to 646,982.52, 892,823.82 and 360,496.44 is: 497,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,982.52 : 892,823.82 = 360,496.44 : x
  2. Step 2: Convert to fraction form
    646,982.52/892,823.82 = 360,496.44/x
  3. Step 3: Cross multiply
    646,982.52x = 892,823.82 × 360,496.44
  4. Step 4: Simplify right side
    646,982.52x = 321,859,808,657.20
  5. Step 5: Solve for x
    x = 321,859,808,657.20/646,982.52
  6. Step 6: Final answer
    x = 497,478.37

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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.