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Finding the Fourth Proportional to 333,928.89, 500,706.09 and 144,270.90

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Solution

The fourth proportional to 333,928.89, 500,706.09 and 144,270.90 is: 216,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,928.89 : 500,706.09 = 144,270.90 : x
  2. Step 2: Convert to fraction form
    333,928.89/500,706.09 = 144,270.90/x
  3. Step 3: Cross multiply
    333,928.89x = 500,706.09 × 144,270.90
  4. Step 4: Simplify right side
    333,928.89x = 72,237,318,239.78
  5. Step 5: Solve for x
    x = 72,237,318,239.78/333,928.89
  6. Step 6: Final answer
    x = 216,325.45

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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.