Home / 947,957.22-1,308,201.57-565,912.62

Finding the Fourth Proportional to 947,957.22, 1,308,201.57 and 565,912.62

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Solution

The fourth proportional to 947,957.22, 1,308,201.57 and 565,912.62 is: 780,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,957.22 : 1,308,201.57 = 565,912.62 : x
  2. Step 2: Convert to fraction form
    947,957.22/1,308,201.57 = 565,912.62/x
  3. Step 3: Cross multiply
    947,957.22x = 1,308,201.57 × 565,912.62
  4. Step 4: Simplify right side
    947,957.22x = 740,327,777,966.81
  5. Step 5: Solve for x
    x = 740,327,777,966.81/947,957.22
  6. Step 6: Final answer
    x = 780,971.72

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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.