Home / 370,857.15-556,285.73-366,920.55

Finding the Fourth Proportional to 370,857.15, 556,285.73 and 366,920.55

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Solution

The fourth proportional to 370,857.15, 556,285.73 and 366,920.55 is: 550,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,857.15 : 556,285.73 = 366,920.55 : x
  2. Step 2: Convert to fraction form
    370,857.15/556,285.73 = 366,920.55/x
  3. Step 3: Cross multiply
    370,857.15x = 556,285.73 × 366,920.55
  4. Step 4: Simplify right side
    370,857.15x = 204,112,666,008.75
  5. Step 5: Solve for x
    x = 204,112,666,008.75/370,857.15
  6. Step 6: Final answer
    x = 550,380.83

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1.5x scale

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.