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Finding the Fourth Proportional to 333,457.41, 500,187.40 and 80,737.48

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Solution

The fourth proportional to 333,457.41, 500,187.40 and 80,737.48 is: 121,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,457.41 : 500,187.40 = 80,737.48 : x
  2. Step 2: Convert to fraction form
    333,457.41/500,187.40 = 80,737.48/x
  3. Step 3: Cross multiply
    333,457.41x = 500,187.40 × 80,737.48
  4. Step 4: Simplify right side
    333,457.41x = 40,383,870,203.75
  5. Step 5: Solve for x
    x = 40,383,870,203.75/333,457.41
  6. Step 6: Final answer
    x = 121,106.53

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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.