Home / 447,571.04-671,196.66-147,996.32

Finding the Fourth Proportional to 447,571.04, 671,196.66 and 147,996.32

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Solution

The fourth proportional to 447,571.04, 671,196.66 and 147,996.32 is: 221,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,571.04 : 671,196.66 = 147,996.32 : x
  2. Step 2: Convert to fraction form
    447,571.04/671,196.66 = 147,996.32/x
  3. Step 3: Cross multiply
    447,571.04x = 671,196.66 × 147,996.32
  4. Step 4: Simplify right side
    447,571.04x = 99,334,635,676.29
  5. Step 5: Solve for x
    x = 99,334,635,676.29/447,571.04
  6. Step 6: Final answer
    x = 221,941.61

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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.