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Finding the Fourth Proportional to 444,329.10, 666,493.65 and 355,755.60

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Solution

The fourth proportional to 444,329.10, 666,493.65 and 355,755.60 is: 533,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,329.10 : 666,493.65 = 355,755.60 : x
  2. Step 2: Convert to fraction form
    444,329.10/666,493.65 = 355,755.60/x
  3. Step 3: Cross multiply
    444,329.10x = 666,493.65 × 355,755.60
  4. Step 4: Simplify right side
    444,329.10x = 237,108,848,351.94
  5. Step 5: Solve for x
    x = 237,108,848,351.94/444,329.10
  6. Step 6: Final answer
    x = 533,633.40

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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.