Home / 446,741.84-670,195.77-147,243.46

Finding the Fourth Proportional to 446,741.84, 670,195.77 and 147,243.46

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Solution

The fourth proportional to 446,741.84, 670,195.77 and 147,243.46 is: 220,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,741.84 : 670,195.77 = 147,243.46 : x
  2. Step 2: Convert to fraction form
    446,741.84/670,195.77 = 147,243.46/x
  3. Step 3: Cross multiply
    446,741.84x = 670,195.77 × 147,243.46
  4. Step 4: Simplify right side
    446,741.84x = 98,681,942,376.67
  5. Step 5: Solve for x
    x = 98,681,942,376.67/446,741.84
  6. Step 6: Final answer
    x = 220,892.55

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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.