Home / 447,110.60-670,523.64-147,535.34

Finding the Fourth Proportional to 447,110.60, 670,523.64 and 147,535.34

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Solution

The fourth proportional to 447,110.60, 670,523.64 and 147,535.34 is: 221,256.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,110.60 : 670,523.64 = 147,535.34 : x
  2. Step 2: Convert to fraction form
    447,110.60/670,523.64 = 147,535.34/x
  3. Step 3: Cross multiply
    447,110.60x = 670,523.64 × 147,535.34
  4. Step 4: Simplify right side
    447,110.60x = 98,925,933,205.44
  5. Step 5: Solve for x
    x = 98,925,933,205.44/447,110.60
  6. Step 6: Final answer
    x = 221,256.07

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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.