Home / 885,839.70-1,222,458.42-483,431.70

Finding the Fourth Proportional to 885,839.70, 1,222,458.42 and 483,431.70

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Solution

The fourth proportional to 885,839.70, 1,222,458.42 and 483,431.70 is: 667,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,839.70 : 1,222,458.42 = 483,431.70 : x
  2. Step 2: Convert to fraction form
    885,839.70/1,222,458.42 = 483,431.70/x
  3. Step 3: Cross multiply
    885,839.70x = 1,222,458.42 × 483,431.70
  4. Step 4: Simplify right side
    885,839.70x = 590,975,152,159.91
  5. Step 5: Solve for x
    x = 590,975,152,159.91/885,839.70
  6. Step 6: Final answer
    x = 667,135.55

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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.