Home / 447,561.04-671,181.66-147,986.32

Finding the Fourth Proportional to 447,561.04, 671,181.66 and 147,986.32

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Solution

The fourth proportional to 447,561.04, 671,181.66 and 147,986.32 is: 221,926.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,561.04 : 671,181.66 = 147,986.32 : x
  2. Step 2: Convert to fraction form
    447,561.04/671,181.66 = 147,986.32/x
  3. Step 3: Cross multiply
    447,561.04x = 671,181.66 × 147,986.32
  4. Step 4: Simplify right side
    447,561.04x = 99,325,703,914.89
  5. Step 5: Solve for x
    x = 99,325,703,914.89/447,561.04
  6. Step 6: Final answer
    x = 221,926.61

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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.