Home / 370,855.15-556,282.73-366,918.55

Finding the Fourth Proportional to 370,855.15, 556,282.73 and 366,918.55

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Solution

The fourth proportional to 370,855.15, 556,282.73 and 366,918.55 is: 550,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,855.15 : 556,282.73 = 366,918.55 : x
  2. Step 2: Convert to fraction form
    370,855.15/556,282.73 = 366,918.55/x
  3. Step 3: Cross multiply
    370,855.15x = 556,282.73 × 366,918.55
  4. Step 4: Simplify right side
    370,855.15x = 204,110,452,681.64
  5. Step 5: Solve for x
    x = 204,110,452,681.64/370,855.15
  6. Step 6: Final answer
    x = 550,377.83

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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.