Home / 763,834.34-1,144,111.30-719,118.52

Finding the Fourth Proportional to 763,834.34, 1,144,111.30 and 719,118.52

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Solution

The fourth proportional to 763,834.34, 1,144,111.30 and 719,118.52 is: 1,077,133.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,834.34 : 1,144,111.30 = 719,118.52 : x
  2. Step 2: Convert to fraction form
    763,834.34/1,144,111.30 = 719,118.52/x
  3. Step 3: Cross multiply
    763,834.34x = 1,144,111.30 × 719,118.52
  4. Step 4: Simplify right side
    763,834.34x = 822,751,624,771.28
  5. Step 5: Solve for x
    x = 822,751,624,771.28/763,834.34
  6. Step 6: Final answer
    x = 1,077,133.59

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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.