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Finding the Fourth Proportional to 435,770.02, 601,428.09 and 266,102.02

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Solution

The fourth proportional to 435,770.02, 601,428.09 and 266,102.02 is: 367,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,770.02 : 601,428.09 = 266,102.02 : x
  2. Step 2: Convert to fraction form
    435,770.02/601,428.09 = 266,102.02/x
  3. Step 3: Cross multiply
    435,770.02x = 601,428.09 × 266,102.02
  4. Step 4: Simplify right side
    435,770.02x = 160,041,229,633.74
  5. Step 5: Solve for x
    x = 160,041,229,633.74/435,770.02
  6. Step 6: Final answer
    x = 367,260.76

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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.