Home / 744,424.40-1,119,401.40-622,773.20

Finding the Fourth Proportional to 744,424.40, 1,119,401.40 and 622,773.20

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Solution

The fourth proportional to 744,424.40, 1,119,401.40 and 622,773.20 is: 936,472.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,424.40 : 1,119,401.40 = 622,773.20 : x
  2. Step 2: Convert to fraction form
    744,424.40/1,119,401.40 = 622,773.20/x
  3. Step 3: Cross multiply
    744,424.40x = 1,119,401.40 × 622,773.20
  4. Step 4: Simplify right side
    744,424.40x = 697,133,191,962.48
  5. Step 5: Solve for x
    x = 697,133,191,962.48/744,424.40
  6. Step 6: Final answer
    x = 936,472.79

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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.