Home / 1,009,393.44-1,392,964.32-550,509.12

Finding the Fourth Proportional to 1,009,393.44, 1,392,964.32 and 550,509.12

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Solution

The fourth proportional to 1,009,393.44, 1,392,964.32 and 550,509.12 is: 759,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,393.44 : 1,392,964.32 = 550,509.12 : x
  2. Step 2: Convert to fraction form
    1,009,393.44/1,392,964.32 = 550,509.12/x
  3. Step 3: Cross multiply
    1,009,393.44x = 1,392,964.32 × 550,509.12
  4. Step 4: Simplify right side
    1,009,393.44x = 766,839,561,994.60
  5. Step 5: Solve for x
    x = 766,839,561,994.60/1,009,393.44
  6. Step 6: Final answer
    x = 759,703.33

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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.