Home / 1,158,992.20-1,738,401.90-484,899.40

Finding the Fourth Proportional to 1,158,992.20, 1,738,401.90 and 484,899.40

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Solution

The fourth proportional to 1,158,992.20, 1,738,401.90 and 484,899.40 is: 727,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,992.20 : 1,738,401.90 = 484,899.40 : x
  2. Step 2: Convert to fraction form
    1,158,992.20/1,738,401.90 = 484,899.40/x
  3. Step 3: Cross multiply
    1,158,992.20x = 1,738,401.90 × 484,899.40
  4. Step 4: Simplify right side
    1,158,992.20x = 842,950,038,268.86
  5. Step 5: Solve for x
    x = 842,950,038,268.86/1,158,992.20
  6. Step 6: Final answer
    x = 727,312.95

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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.