Home / 744,768.34-1,116,277.71-344,563.74

Finding the Fourth Proportional to 744,768.34, 1,116,277.71 and 344,563.74

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Solution

The fourth proportional to 744,768.34, 1,116,277.71 and 344,563.74 is: 516,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,768.34 : 1,116,277.71 = 344,563.74 : x
  2. Step 2: Convert to fraction form
    744,768.34/1,116,277.71 = 344,563.74/x
  3. Step 3: Cross multiply
    744,768.34x = 1,116,277.71 × 344,563.74
  4. Step 4: Simplify right side
    744,768.34x = 384,628,821,344.12
  5. Step 5: Solve for x
    x = 384,628,821,344.12/744,768.34
  6. Step 6: Final answer
    x = 516,440.89

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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.