Home / 885,448.94-1,221,913.89-503,475.75

Finding the Fourth Proportional to 885,448.94, 1,221,913.89 and 503,475.75

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Solution

The fourth proportional to 885,448.94, 1,221,913.89 and 503,475.75 is: 694,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,448.94 : 1,221,913.89 = 503,475.75 : x
  2. Step 2: Convert to fraction form
    885,448.94/1,221,913.89 = 503,475.75/x
  3. Step 3: Cross multiply
    885,448.94x = 1,221,913.89 × 503,475.75
  4. Step 4: Simplify right side
    885,448.94x = 615,204,012,203.17
  5. Step 5: Solve for x
    x = 615,204,012,203.17/885,448.94
  6. Step 6: Final answer
    x = 694,793.33

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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.