Home / 492,081.86-736,448.65-302,442.23

Finding the Fourth Proportional to 492,081.86, 736,448.65 and 302,442.23

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Solution

The fourth proportional to 492,081.86, 736,448.65 and 302,442.23 is: 452,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,081.86 : 736,448.65 = 302,442.23 : x
  2. Step 2: Convert to fraction form
    492,081.86/736,448.65 = 302,442.23/x
  3. Step 3: Cross multiply
    492,081.86x = 736,448.65 × 302,442.23
  4. Step 4: Simplify right side
    492,081.86x = 222,733,171,986.49
  5. Step 5: Solve for x
    x = 222,733,171,986.49/492,081.86
  6. Step 6: Final answer
    x = 452,634.39

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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.