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Finding the Fourth Proportional to 333,490.16, 500,328.36 and 133,950.68

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Solution

The fourth proportional to 333,490.16, 500,328.36 and 133,950.68 is: 200,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,490.16 : 500,328.36 = 133,950.68 : x
  2. Step 2: Convert to fraction form
    333,490.16/500,328.36 = 133,950.68/x
  3. Step 3: Cross multiply
    333,490.16x = 500,328.36 × 133,950.68
  4. Step 4: Simplify right side
    333,490.16x = 67,019,324,045.28
  5. Step 5: Solve for x
    x = 67,019,324,045.28/333,490.16
  6. Step 6: Final answer
    x = 200,963.42

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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.