Home / 947,570.81-1,422,340.63-548,990.33

Finding the Fourth Proportional to 947,570.81, 1,422,340.63 and 548,990.33

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Solution

The fourth proportional to 947,570.81, 1,422,340.63 and 548,990.33 is: 824,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,570.81 : 1,422,340.63 = 548,990.33 : x
  2. Step 2: Convert to fraction form
    947,570.81/1,422,340.63 = 548,990.33/x
  3. Step 3: Cross multiply
    947,570.81x = 1,422,340.63 × 548,990.33
  4. Step 4: Simplify right side
    947,570.81x = 780,851,243,351.93
  5. Step 5: Solve for x
    x = 780,851,243,351.93/947,570.81
  6. Step 6: Final answer
    x = 824,055.83

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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.