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Finding the Fourth Proportional to 484,458.45, 731,238.14 and 484,458.45

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Solution

The fourth proportional to 484,458.45, 731,238.14 and 484,458.45 is: 731,238.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,458.45 : 731,238.14 = 484,458.45 : x
  2. Step 2: Convert to fraction form
    484,458.45/731,238.14 = 484,458.45/x
  3. Step 3: Cross multiply
    484,458.45x = 731,238.14 × 484,458.45
  4. Step 4: Simplify right side
    484,458.45x = 354,254,497,096.43
  5. Step 5: Solve for x
    x = 354,254,497,096.43/484,458.45
  6. Step 6: Final answer
    x = 731,238.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.