Home / 741,847.21-1,023,737.07-419,545.24

Finding the Fourth Proportional to 741,847.21, 1,023,737.07 and 419,545.24

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Solution

The fourth proportional to 741,847.21, 1,023,737.07 and 419,545.24 is: 578,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,847.21 : 1,023,737.07 = 419,545.24 : x
  2. Step 2: Convert to fraction form
    741,847.21/1,023,737.07 = 419,545.24/x
  3. Step 3: Cross multiply
    741,847.21x = 1,023,737.07 × 419,545.24
  4. Step 4: Simplify right side
    741,847.21x = 429,504,014,730.05
  5. Step 5: Solve for x
    x = 429,504,014,730.05/741,847.21
  6. Step 6: Final answer
    x = 578,965.60

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1.5x scale

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.