Home / 885,834.69-1,222,451.52-483,426.69

Finding the Fourth Proportional to 885,834.69, 1,222,451.52 and 483,426.69

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Solution

The fourth proportional to 885,834.69, 1,222,451.52 and 483,426.69 is: 667,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,834.69 : 1,222,451.52 = 483,426.69 : x
  2. Step 2: Convert to fraction form
    885,834.69/1,222,451.52 = 483,426.69/x
  3. Step 3: Cross multiply
    885,834.69x = 1,222,451.52 × 483,426.69
  4. Step 4: Simplify right side
    885,834.69x = 590,965,691,999.07
  5. Step 5: Solve for x
    x = 590,965,691,999.07/885,834.69
  6. Step 6: Final answer
    x = 667,128.64

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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.