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Finding the Fourth Proportional to 569,811.02, 855,008.12 and 233,100.50

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Solution

The fourth proportional to 569,811.02, 855,008.12 and 233,100.50 is: 349,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,811.02 : 855,008.12 = 233,100.50 : x
  2. Step 2: Convert to fraction form
    569,811.02/855,008.12 = 233,100.50/x
  3. Step 3: Cross multiply
    569,811.02x = 855,008.12 × 233,100.50
  4. Step 4: Simplify right side
    569,811.02x = 199,302,820,276.06
  5. Step 5: Solve for x
    x = 199,302,820,276.06/569,811.02
  6. Step 6: Final answer
    x = 349,770.03

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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.