Home / 719,561.57-1,079,112.71-293,096.57

Finding the Fourth Proportional to 719,561.57, 1,079,112.71 and 293,096.57

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Solution

The fourth proportional to 719,561.57, 1,079,112.71 and 293,096.57 is: 439,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,561.57 : 1,079,112.71 = 293,096.57 : x
  2. Step 2: Convert to fraction form
    719,561.57/1,079,112.71 = 293,096.57/x
  3. Step 3: Cross multiply
    719,561.57x = 1,079,112.71 × 293,096.57
  4. Step 4: Simplify right side
    719,561.57x = 316,284,227,083.36
  5. Step 5: Solve for x
    x = 316,284,227,083.36/719,561.57
  6. Step 6: Final answer
    x = 439,551.31

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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.