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Finding the Fourth Proportional to 333,666.54, 500,499.81 and 84,348.54

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Solution

The fourth proportional to 333,666.54, 500,499.81 and 84,348.54 is: 126,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,666.54 : 500,499.81 = 84,348.54 : x
  2. Step 2: Convert to fraction form
    333,666.54/500,499.81 = 84,348.54/x
  3. Step 3: Cross multiply
    333,666.54x = 500,499.81 × 84,348.54
  4. Step 4: Simplify right side
    333,666.54x = 42,216,428,243.78
  5. Step 5: Solve for x
    x = 42,216,428,243.78/333,666.54
  6. Step 6: Final answer
    x = 126,522.81

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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.