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Finding the Fourth Proportional to 365,021.40, 547,532.10 and 333,528.60

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Solution

The fourth proportional to 365,021.40, 547,532.10 and 333,528.60 is: 500,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,021.40 : 547,532.10 = 333,528.60 : x
  2. Step 2: Convert to fraction form
    365,021.40/547,532.10 = 333,528.60/x
  3. Step 3: Cross multiply
    365,021.40x = 547,532.10 × 333,528.60
  4. Step 4: Simplify right side
    365,021.40x = 182,617,614,768.06
  5. Step 5: Solve for x
    x = 182,617,614,768.06/365,021.40
  6. Step 6: Final answer
    x = 500,292.90

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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.