Home / 448,365.00-618,721.34-254,747.14

Finding the Fourth Proportional to 448,365.00, 618,721.34 and 254,747.14

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Solution

The fourth proportional to 448,365.00, 618,721.34 and 254,747.14 is: 351,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,365.00 : 618,721.34 = 254,747.14 : x
  2. Step 2: Convert to fraction form
    448,365.00/618,721.34 = 254,747.14/x
  3. Step 3: Cross multiply
    448,365.00x = 618,721.34 × 254,747.14
  4. Step 4: Simplify right side
    448,365.00x = 157,617,489,956.73
  5. Step 5: Solve for x
    x = 157,617,489,956.73/448,365.00
  6. Step 6: Final answer
    x = 351,538.34

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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.