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Finding the Fourth Proportional to 467,526.67, 645,186.94 and 266,322.67

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Solution

The fourth proportional to 467,526.67, 645,186.94 and 266,322.67 is: 367,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,526.67 : 645,186.94 = 266,322.67 : x
  2. Step 2: Convert to fraction form
    467,526.67/645,186.94 = 266,322.67/x
  3. Step 3: Cross multiply
    467,526.67x = 645,186.94 × 266,322.67
  4. Step 4: Simplify right side
    467,526.67x = 171,827,906,231.16
  5. Step 5: Solve for x
    x = 171,827,906,231.16/467,526.67
  6. Step 6: Final answer
    x = 367,525.36

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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.