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Finding the Fourth Proportional to 333,953.37, 500,805.45 and 134,206.20

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Solution

The fourth proportional to 333,953.37, 500,805.45 and 134,206.20 is: 201,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,953.37 : 500,805.45 = 134,206.20 : x
  2. Step 2: Convert to fraction form
    333,953.37/500,805.45 = 134,206.20/x
  3. Step 3: Cross multiply
    333,953.37x = 500,805.45 × 134,206.20
  4. Step 4: Simplify right side
    333,953.37x = 67,211,196,383.79
  5. Step 5: Solve for x
    x = 67,211,196,383.79/333,953.37
  6. Step 6: Final answer
    x = 201,259.22

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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.