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Finding the Fourth Proportional to 463,061.04, 639,123.53 and 301,628.04

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Solution

The fourth proportional to 463,061.04, 639,123.53 and 301,628.04 is: 416,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,061.04 : 639,123.53 = 301,628.04 : x
  2. Step 2: Convert to fraction form
    463,061.04/639,123.53 = 301,628.04/x
  3. Step 3: Cross multiply
    463,061.04x = 639,123.53 × 301,628.04
  4. Step 4: Simplify right side
    463,061.04x = 192,777,576,163.64
  5. Step 5: Solve for x
    x = 192,777,576,163.64/463,061.04
  6. Step 6: Final answer
    x = 416,311.37

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1.5x scale

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.