Home / 848,678.90-1,171,141.25-481,180.77

Finding the Fourth Proportional to 848,678.90, 1,171,141.25 and 481,180.77

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Solution

The fourth proportional to 848,678.90, 1,171,141.25 and 481,180.77 is: 664,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,678.90 : 1,171,141.25 = 481,180.77 : x
  2. Step 2: Convert to fraction form
    848,678.90/1,171,141.25 = 481,180.77/x
  3. Step 3: Cross multiply
    848,678.90x = 1,171,141.25 × 481,180.77
  4. Step 4: Simplify right side
    848,678.90x = 563,530,646,047.86
  5. Step 5: Solve for x
    x = 563,530,646,047.86/848,678.90
  6. Step 6: Final answer
    x = 664,009.26

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Double scale
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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.