Finding the Fourth Proportional to 539,533.96, 744,556.75 and 297,816.47
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Solution
The fourth proportional to 539,533.96, 744,556.75 and 297,816.47 is: 410,986.66
Step by Step Solution
- Step 1: Write the proportion equation
539,533.96 : 744,556.75 = 297,816.47 : x - Step 2: Convert to fraction form
539,533.96/744,556.75 = 297,816.47/x - Step 3: Cross multiply
539,533.96x = 744,556.75 × 297,816.47 - Step 4: Simplify right side
539,533.96x = 221,741,257,787.81 - Step 5: Solve for x
x = 221,741,257,787.81/539,533.96 - Step 6: Final answer
x = 410,986.66
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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.