Home / 796,740.54-1,099,474.04-447,870.30

Finding the Fourth Proportional to 796,740.54, 1,099,474.04 and 447,870.30

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Solution

The fourth proportional to 796,740.54, 1,099,474.04 and 447,870.30 is: 618,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,740.54 : 1,099,474.04 = 447,870.30 : x
  2. Step 2: Convert to fraction form
    796,740.54/1,099,474.04 = 447,870.30/x
  3. Step 3: Cross multiply
    796,740.54x = 1,099,474.04 × 447,870.30
  4. Step 4: Simplify right side
    796,740.54x = 492,421,768,137.01
  5. Step 5: Solve for x
    x = 492,421,768,137.01/796,740.54
  6. Step 6: Final answer
    x = 618,045.33

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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.