Home / 370,091.44-554,555.64-286,057.36

Finding the Fourth Proportional to 370,091.44, 554,555.64 and 286,057.36

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Solution

The fourth proportional to 370,091.44, 554,555.64 and 286,057.36 is: 428,636.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,091.44 : 554,555.64 = 286,057.36 : x
  2. Step 2: Convert to fraction form
    370,091.44/554,555.64 = 286,057.36/x
  3. Step 3: Cross multiply
    370,091.44x = 554,555.64 × 286,057.36
  4. Step 4: Simplify right side
    370,091.44x = 158,634,722,351.51
  5. Step 5: Solve for x
    x = 158,634,722,351.51/370,091.44
  6. Step 6: Final answer
    x = 428,636.56

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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.