Home / 679,616.76-1,019,401.98-174,182.70

Finding the Fourth Proportional to 679,616.76, 1,019,401.98 and 174,182.70

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Solution

The fourth proportional to 679,616.76, 1,019,401.98 and 174,182.70 is: 261,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,616.76 : 1,019,401.98 = 174,182.70 : x
  2. Step 2: Convert to fraction form
    679,616.76/1,019,401.98 = 174,182.70/x
  3. Step 3: Cross multiply
    679,616.76x = 1,019,401.98 × 174,182.70
  4. Step 4: Simplify right side
    679,616.76x = 177,562,189,261.75
  5. Step 5: Solve for x
    x = 177,562,189,261.75/679,616.76
  6. Step 6: Final answer
    x = 261,268.11

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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.