Finding the Fourth Proportional to 458,716.52, 633,024.42 and 257,511.08
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Solution
The fourth proportional to 458,716.52, 633,024.42 and 257,511.08 is: 355,362.83
Step by Step Solution
- Step 1: Write the proportion equation
458,716.52 : 633,024.42 = 257,511.08 : x - Step 2: Convert to fraction form
458,716.52/633,024.42 = 257,511.08/x - Step 3: Cross multiply
458,716.52x = 633,024.42 × 257,511.08 - Step 4: Simplify right side
458,716.52x = 163,010,802,060.57 - Step 5: Solve for x
x = 163,010,802,060.57/458,716.52 - Step 6: Final answer
x = 355,362.83
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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.