Finding the Fourth Proportional to 540,648.36, 746,029.62 and 298,898.28
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Solution
The fourth proportional to 540,648.36, 746,029.62 and 298,898.28 is: 412,443.63
Step by Step Solution
- Step 1: Write the proportion equation
540,648.36 : 746,029.62 = 298,898.28 : x - Step 2: Convert to fraction form
540,648.36/746,029.62 = 298,898.28/x - Step 3: Cross multiply
540,648.36x = 746,029.62 × 298,898.28 - Step 4: Simplify right side
540,648.36x = 222,986,970,247.05 - Step 5: Solve for x
x = 222,986,970,247.05/540,648.36 - Step 6: Final answer
x = 412,443.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.