Home / 346,619.06-478,252.32-201,338.54

Finding the Fourth Proportional to 346,619.06, 478,252.32 and 201,338.54

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Solution

The fourth proportional to 346,619.06, 478,252.32 and 201,338.54 is: 277,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,619.06 : 478,252.32 = 201,338.54 : x
  2. Step 2: Convert to fraction form
    346,619.06/478,252.32 = 201,338.54/x
  3. Step 3: Cross multiply
    346,619.06x = 478,252.32 × 201,338.54
  4. Step 4: Simplify right side
    346,619.06x = 96,290,624,301.02
  5. Step 5: Solve for x
    x = 96,290,624,301.02/346,619.06
  6. Step 6: Final answer
    x = 277,799.56

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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.