Home / 446,738.63-670,190.96-147,240.25

Finding the Fourth Proportional to 446,738.63, 670,190.96 and 147,240.25

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Solution

The fourth proportional to 446,738.63, 670,190.96 and 147,240.25 is: 220,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,738.63 : 670,190.96 = 147,240.25 : x
  2. Step 2: Convert to fraction form
    446,738.63/670,190.96 = 147,240.25/x
  3. Step 3: Cross multiply
    446,738.63x = 670,190.96 × 147,240.25
  4. Step 4: Simplify right side
    446,738.63x = 98,679,083,190.76
  5. Step 5: Solve for x
    x = 98,679,083,190.76/446,738.63
  6. Step 6: Final answer
    x = 220,887.74

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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.