Home / 970,619.89-1,455,933.41-296,698.57

Finding the Fourth Proportional to 970,619.89, 1,455,933.41 and 296,698.57

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Solution

The fourth proportional to 970,619.89, 1,455,933.41 and 296,698.57 is: 445,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,619.89 : 1,455,933.41 = 296,698.57 : x
  2. Step 2: Convert to fraction form
    970,619.89/1,455,933.41 = 296,698.57/x
  3. Step 3: Cross multiply
    970,619.89x = 1,455,933.41 × 296,698.57
  4. Step 4: Simplify right side
    970,619.89x = 431,973,360,762.22
  5. Step 5: Solve for x
    x = 431,973,360,762.22/970,619.89
  6. Step 6: Final answer
    x = 445,048.95

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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.