Home / 892,845.48-1,232,135.81-484,955.29

Finding the Fourth Proportional to 892,845.48, 1,232,135.81 and 484,955.29

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Solution

The fourth proportional to 892,845.48, 1,232,135.81 and 484,955.29 is: 669,243.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,845.48 : 1,232,135.81 = 484,955.29 : x
  2. Step 2: Convert to fraction form
    892,845.48/1,232,135.81 = 484,955.29/x
  3. Step 3: Cross multiply
    892,845.48x = 1,232,135.81 × 484,955.29
  4. Step 4: Simplify right side
    892,845.48x = 597,530,778,600.19
  5. Step 5: Solve for x
    x = 597,530,778,600.19/892,845.48
  6. Step 6: Final answer
    x = 669,243.21

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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.