Home / 945,404.70-1,304,626.23-563,424.54

Finding the Fourth Proportional to 945,404.70, 1,304,626.23 and 563,424.54

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Solution

The fourth proportional to 945,404.70, 1,304,626.23 and 563,424.54 is: 777,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,404.70 : 1,304,626.23 = 563,424.54 : x
  2. Step 2: Convert to fraction form
    945,404.70/1,304,626.23 = 563,424.54/x
  3. Step 3: Cross multiply
    945,404.70x = 1,304,626.23 × 563,424.54
  4. Step 4: Simplify right side
    945,404.70x = 735,058,433,509.68
  5. Step 5: Solve for x
    x = 735,058,433,509.68/945,404.70
  6. Step 6: Final answer
    x = 777,506.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.