Home / 855,917.76-1,181,152.04-473,936.32

Finding the Fourth Proportional to 855,917.76, 1,181,152.04 and 473,936.32

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Solution

The fourth proportional to 855,917.76, 1,181,152.04 and 473,936.32 is: 654,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,917.76 : 1,181,152.04 = 473,936.32 : x
  2. Step 2: Convert to fraction form
    855,917.76/1,181,152.04 = 473,936.32/x
  3. Step 3: Cross multiply
    855,917.76x = 1,181,152.04 × 473,936.32
  4. Step 4: Simplify right side
    855,917.76x = 559,790,851,198.09
  5. Step 5: Solve for x
    x = 559,790,851,198.09/855,917.76
  6. Step 6: Final answer
    x = 654,024.11

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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.