Home / 914,614.30-1,371,426.54-726,286.24

Finding the Fourth Proportional to 914,614.30, 1,371,426.54 and 726,286.24

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Solution

The fourth proportional to 914,614.30, 1,371,426.54 and 726,286.24 is: 1,089,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,614.30 : 1,371,426.54 = 726,286.24 : x
  2. Step 2: Convert to fraction form
    914,614.30/1,371,426.54 = 726,286.24/x
  3. Step 3: Cross multiply
    914,614.30x = 1,371,426.54 × 726,286.24
  4. Step 4: Simplify right side
    914,614.30x = 996,048,225,172.81
  5. Step 5: Solve for x
    x = 996,048,225,172.81/914,614.30
  6. Step 6: Final answer
    x = 1,089,036.36

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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.