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Finding the Fourth Proportional to 346,222.49, 477,785.21 and 201,063.97

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Solution

The fourth proportional to 346,222.49, 477,785.21 and 201,063.97 is: 277,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,222.49 : 477,785.21 = 201,063.97 : x
  2. Step 2: Convert to fraction form
    346,222.49/477,785.21 = 201,063.97/x
  3. Step 3: Cross multiply
    346,222.49x = 477,785.21 × 201,063.97
  4. Step 4: Simplify right side
    346,222.49x = 96,065,389,165.24
  5. Step 5: Solve for x
    x = 96,065,389,165.24/346,222.49
  6. Step 6: Final answer
    x = 277,467.21

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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.