Home / 304,054.40-455,563.20-251,177.60

Finding the Fourth Proportional to 304,054.40, 455,563.20 and 251,177.60

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Solution

The fourth proportional to 304,054.40, 455,563.20 and 251,177.60 is: 376,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,054.40 : 455,563.20 = 251,177.60 : x
  2. Step 2: Convert to fraction form
    304,054.40/455,563.20 = 251,177.60/x
  3. Step 3: Cross multiply
    304,054.40x = 455,563.20 × 251,177.60
  4. Step 4: Simplify right side
    304,054.40x = 114,427,271,224.32
  5. Step 5: Solve for x
    x = 114,427,271,224.32/304,054.40
  6. Step 6: Final answer
    x = 376,338.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.