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Finding the Fourth Proportional to 333,903.61, 500,913.74 and 146,910.25

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Solution

The fourth proportional to 333,903.61, 500,913.74 and 146,910.25 is: 220,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,903.61 : 500,913.74 = 146,910.25 : x
  2. Step 2: Convert to fraction form
    333,903.61/500,913.74 = 146,910.25/x
  3. Step 3: Cross multiply
    333,903.61x = 500,913.74 × 146,910.25
  4. Step 4: Simplify right side
    333,903.61x = 73,589,362,771.84
  5. Step 5: Solve for x
    x = 73,589,362,771.84/333,903.61
  6. Step 6: Final answer
    x = 220,391.04

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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.