Home / 525,969.66-788,949.63-226,661.70

Finding the Fourth Proportional to 525,969.66, 788,949.63 and 226,661.70

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Solution

The fourth proportional to 525,969.66, 788,949.63 and 226,661.70 is: 339,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,969.66 : 788,949.63 = 226,661.70 : x
  2. Step 2: Convert to fraction form
    525,969.66/788,949.63 = 226,661.70/x
  3. Step 3: Cross multiply
    525,969.66x = 788,949.63 × 226,661.70
  4. Step 4: Simplify right side
    525,969.66x = 178,824,664,350.17
  5. Step 5: Solve for x
    x = 178,824,664,350.17/525,969.66
  6. Step 6: Final answer
    x = 339,990.46

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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.