Home / 346,320.69-477,917.89-193,361.22

Finding the Fourth Proportional to 346,320.69, 477,917.89 and 193,361.22

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Solution

The fourth proportional to 346,320.69, 477,917.89 and 193,361.22 is: 266,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,320.69 : 477,917.89 = 193,361.22 : x
  2. Step 2: Convert to fraction form
    346,320.69/477,917.89 = 193,361.22/x
  3. Step 3: Cross multiply
    346,320.69x = 477,917.89 × 193,361.22
  4. Step 4: Simplify right side
    346,320.69x = 92,410,786,270.23
  5. Step 5: Solve for x
    x = 92,410,786,270.23/346,320.69
  6. Step 6: Final answer
    x = 266,835.88

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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.