Home / 1,172,401.45-1,758,766.20-498,477.40

Finding the Fourth Proportional to 1,172,401.45, 1,758,766.20 and 498,477.40

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Solution

The fourth proportional to 1,172,401.45, 1,758,766.20 and 498,477.40 is: 747,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,401.45 : 1,758,766.20 = 498,477.40 : x
  2. Step 2: Convert to fraction form
    1,172,401.45/1,758,766.20 = 498,477.40/x
  3. Step 3: Cross multiply
    1,172,401.45x = 1,758,766.20 × 498,477.40
  4. Step 4: Simplify right side
    1,172,401.45x = 876,705,202,583.88
  5. Step 5: Solve for x
    x = 876,705,202,583.88/1,172,401.45
  6. Step 6: Final answer
    x = 747,785.84

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1.5x scale

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.