Home / 540,598,584.21-746,055,012.72-302,429,560.81

Finding the Fourth Proportional to 540,598,584.21, 746,055,012.72 and 302,429,560.81

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Solution

The fourth proportional to 540,598,584.21, 746,055,012.72 and 302,429,560.81 is: 417,368,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,598,584.21 : 746,055,012.72 = 302,429,560.81 : x
  2. Step 2: Convert to fraction form
    540,598,584.21/746,055,012.72 = 302,429,560.81/x
  3. Step 3: Cross multiply
    540,598,584.21x = 746,055,012.72 × 302,429,560.81
  4. Step 4: Simplify right side
    540,598,584.21x = 225,629,089,837,008,576
  5. Step 5: Solve for x
    x = 225,629,089,837,008,576/540,598,584.21
  6. Step 6: Final answer
    x = 417,368,998.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.