Home / 554,019.14-831,028.66-133,295.02

Finding the Fourth Proportional to 554,019.14, 831,028.66 and 133,295.02

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Solution

The fourth proportional to 554,019.14, 831,028.66 and 133,295.02 is: 199,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,019.14 : 831,028.66 = 133,295.02 : x
  2. Step 2: Convert to fraction form
    554,019.14/831,028.66 = 133,295.02/x
  3. Step 3: Cross multiply
    554,019.14x = 831,028.66 × 133,295.02
  4. Step 4: Simplify right side
    554,019.14x = 110,771,980,194.25
  5. Step 5: Solve for x
    x = 110,771,980,194.25/554,019.14
  6. Step 6: Final answer
    x = 199,942.51

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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.