Finding the Fourth Proportional to 527,539.52, 728,256.84 and 301,141.28
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Solution
The fourth proportional to 527,539.52, 728,256.84 and 301,141.28 is: 415,718.99
Step by Step Solution
- Step 1: Write the proportion equation
527,539.52 : 728,256.84 = 301,141.28 : x - Step 2: Convert to fraction form
527,539.52/728,256.84 = 301,141.28/x - Step 3: Cross multiply
527,539.52x = 728,256.84 × 301,141.28 - Step 4: Simplify right side
527,539.52x = 219,308,196,966.36 - Step 5: Solve for x
x = 219,308,196,966.36/527,539.52 - Step 6: Final answer
x = 415,718.99
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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.