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Finding the Fourth Proportional to 333,330.69, 459,993.13 and 180,365.54

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Solution

The fourth proportional to 333,330.69, 459,993.13 and 180,365.54 is: 248,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,330.69 : 459,993.13 = 180,365.54 : x
  2. Step 2: Convert to fraction form
    333,330.69/459,993.13 = 180,365.54/x
  3. Step 3: Cross multiply
    333,330.69x = 459,993.13 × 180,365.54
  4. Step 4: Simplify right side
    333,330.69x = 82,966,906,537.86
  5. Step 5: Solve for x
    x = 82,966,906,537.86/333,330.69
  6. Step 6: Final answer
    x = 248,902.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.