Home / 447,110.46-670,523.43-147,535.20

Finding the Fourth Proportional to 447,110.46, 670,523.43 and 147,535.20

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Solution

The fourth proportional to 447,110.46, 670,523.43 and 147,535.20 is: 221,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,110.46 : 670,523.43 = 147,535.20 : x
  2. Step 2: Convert to fraction form
    447,110.46/670,523.43 = 147,535.20/x
  3. Step 3: Cross multiply
    447,110.46x = 670,523.43 × 147,535.20
  4. Step 4: Simplify right side
    447,110.46x = 98,925,808,349.74
  5. Step 5: Solve for x
    x = 98,925,808,349.74/447,110.46
  6. Step 6: Final answer
    x = 221,255.86

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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.