Home / 1,305,602.25-1,958,310.78-346,036.56

Finding the Fourth Proportional to 1,305,602.25, 1,958,310.78 and 346,036.56

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Solution

The fourth proportional to 1,305,602.25, 1,958,310.78 and 346,036.56 is: 519,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,602.25 : 1,958,310.78 = 346,036.56 : x
  2. Step 2: Convert to fraction form
    1,305,602.25/1,958,310.78 = 346,036.56/x
  3. Step 3: Cross multiply
    1,305,602.25x = 1,958,310.78 × 346,036.56
  4. Step 4: Simplify right side
    1,305,602.25x = 677,647,117,080.81
  5. Step 5: Solve for x
    x = 677,647,117,080.81/1,305,602.25
  6. Step 6: Final answer
    x = 519,030.29

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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.