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Finding the Fourth Proportional to 433,783.64, 598,621.26 and 242,796.98

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Solution

The fourth proportional to 433,783.64, 598,621.26 and 242,796.98 is: 335,059.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,783.64 : 598,621.26 = 242,796.98 : x
  2. Step 2: Convert to fraction form
    433,783.64/598,621.26 = 242,796.98/x
  3. Step 3: Cross multiply
    433,783.64x = 598,621.26 × 242,796.98
  4. Step 4: Simplify right side
    433,783.64x = 145,343,434,091.80
  5. Step 5: Solve for x
    x = 145,343,434,091.80/433,783.64
  6. Step 6: Final answer
    x = 335,059.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.