Home / 831,055.68-1,146,455.92-544,449.60

Finding the Fourth Proportional to 831,055.68, 1,146,455.92 and 544,449.60

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Solution

The fourth proportional to 831,055.68, 1,146,455.92 and 544,449.60 is: 751,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,055.68 : 1,146,455.92 = 544,449.60 : x
  2. Step 2: Convert to fraction form
    831,055.68/1,146,455.92 = 544,449.60/x
  3. Step 3: Cross multiply
    831,055.68x = 1,146,455.92 × 544,449.60
  4. Step 4: Simplify right side
    831,055.68x = 624,187,467,061.63
  5. Step 5: Solve for x
    x = 624,187,467,061.63/831,055.68
  6. Step 6: Final answer
    x = 751,077.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.