Home / 907,842.74-1,361,370.24-308,642.94

Finding the Fourth Proportional to 907,842.74, 1,361,370.24 and 308,642.94

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Solution

The fourth proportional to 907,842.74, 1,361,370.24 and 308,642.94 is: 462,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,842.74 : 1,361,370.24 = 308,642.94 : x
  2. Step 2: Convert to fraction form
    907,842.74/1,361,370.24 = 308,642.94/x
  3. Step 3: Cross multiply
    907,842.74x = 1,361,370.24 × 308,642.94
  4. Step 4: Simplify right side
    907,842.74x = 420,177,313,302.11
  5. Step 5: Solve for x
    x = 420,177,313,302.11/907,842.74
  6. Step 6: Final answer
    x = 462,830.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.