Home / 370,868.44-556,326.14-143,272.60

Finding the Fourth Proportional to 370,868.44, 556,326.14 and 143,272.60

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Solution

The fourth proportional to 370,868.44, 556,326.14 and 143,272.60 is: 214,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,868.44 : 556,326.14 = 143,272.60 : x
  2. Step 2: Convert to fraction form
    370,868.44/556,326.14 = 143,272.60/x
  3. Step 3: Cross multiply
    370,868.44x = 556,326.14 × 143,272.60
  4. Step 4: Simplify right side
    370,868.44x = 79,706,292,525.76
  5. Step 5: Solve for x
    x = 79,706,292,525.76/370,868.44
  6. Step 6: Final answer
    x = 214,917.97

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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.