Home / 907,804.98-1,361,887.90-308,605.26

Finding the Fourth Proportional to 907,804.98, 1,361,887.90 and 308,605.26

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Solution

The fourth proportional to 907,804.98, 1,361,887.90 and 308,605.26 is: 462,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,804.98 : 1,361,887.90 = 308,605.26 : x
  2. Step 2: Convert to fraction form
    907,804.98/1,361,887.90 = 308,605.26/x
  3. Step 3: Cross multiply
    907,804.98x = 1,361,887.90 × 308,605.26
  4. Step 4: Simplify right side
    907,804.98x = 420,285,769,470.35
  5. Step 5: Solve for x
    x = 420,285,769,470.35/907,804.98
  6. Step 6: Final answer
    x = 462,969.23

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1.5x scale

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.