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Finding the Fourth Proportional to 333,371.70, 500,216.72 and 155,852.91

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Solution

The fourth proportional to 333,371.70, 500,216.72 and 155,852.91 is: 233,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,371.70 : 500,216.72 = 155,852.91 : x
  2. Step 2: Convert to fraction form
    333,371.70/500,216.72 = 155,852.91/x
  3. Step 3: Cross multiply
    333,371.70x = 500,216.72 × 155,852.91
  4. Step 4: Simplify right side
    333,371.70x = 77,960,230,663.39
  5. Step 5: Solve for x
    x = 77,960,230,663.39/333,371.70
  6. Step 6: Final answer
    x = 233,853.78

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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.