Home / 889,629.40-1,333,166.32-505,683.33

Finding the Fourth Proportional to 889,629.40, 1,333,166.32 and 505,683.33

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Solution

The fourth proportional to 889,629.40, 1,333,166.32 and 505,683.33 is: 757,798.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,629.40 : 1,333,166.32 = 505,683.33 : x
  2. Step 2: Convert to fraction form
    889,629.40/1,333,166.32 = 505,683.33/x
  3. Step 3: Cross multiply
    889,629.40x = 1,333,166.32 × 505,683.33
  4. Step 4: Simplify right side
    889,629.40x = 674,159,984,141.45
  5. Step 5: Solve for x
    x = 674,159,984,141.45/889,629.40
  6. Step 6: Final answer
    x = 757,798.68

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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.