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Finding the Fourth Proportional to 333,856.28, 500,807.54 and 134,176.84

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Solution

The fourth proportional to 333,856.28, 500,807.54 and 134,176.84 is: 201,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,856.28 : 500,807.54 = 134,176.84 : x
  2. Step 2: Convert to fraction form
    333,856.28/500,807.54 = 134,176.84/x
  3. Step 3: Cross multiply
    333,856.28x = 500,807.54 × 134,176.84
  4. Step 4: Simplify right side
    333,856.28x = 67,196,772,248.80
  5. Step 5: Solve for x
    x = 67,196,772,248.80/333,856.28
  6. Step 6: Final answer
    x = 201,274.55

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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.