Home / 491,890.84-736,169.75-302,471.20

Finding the Fourth Proportional to 491,890.84, 736,169.75 and 302,471.20

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Solution

The fourth proportional to 491,890.84, 736,169.75 and 302,471.20 is: 452,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,890.84 : 736,169.75 = 302,471.20 : x
  2. Step 2: Convert to fraction form
    491,890.84/736,169.75 = 302,471.20/x
  3. Step 3: Cross multiply
    491,890.84x = 736,169.75 × 302,471.20
  4. Step 4: Simplify right side
    491,890.84x = 222,670,144,087.37
  5. Step 5: Solve for x
    x = 222,670,144,087.37/491,890.84
  6. Step 6: Final answer
    x = 452,682.03

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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.