Home / 465,290.32-697,935.72-149,747.20

Finding the Fourth Proportional to 465,290.32, 697,935.72 and 149,747.20

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Solution

The fourth proportional to 465,290.32, 697,935.72 and 149,747.20 is: 224,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,290.32 : 697,935.72 = 149,747.20 : x
  2. Step 2: Convert to fraction form
    465,290.32/697,935.72 = 149,747.20/x
  3. Step 3: Cross multiply
    465,290.32x = 697,935.72 × 149,747.20
  4. Step 4: Simplify right side
    465,290.32x = 104,513,919,849.98
  5. Step 5: Solve for x
    x = 104,513,919,849.98/465,290.32
  6. Step 6: Final answer
    x = 224,620.88

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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.