Finding the Fourth Proportional to 360,283.99, 497,193.89 and 196,940.74
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Solution
The fourth proportional to 360,283.99, 497,193.89 and 196,940.74 is: 271,779.31
Step by Step Solution
- Step 1: Write the proportion equation
360,283.99 : 497,193.89 = 196,940.74 : x - Step 2: Convert to fraction form
360,283.99/497,193.89 = 196,940.74/x - Step 3: Cross multiply
360,283.99x = 497,193.89 × 196,940.74 - Step 4: Simplify right side
360,283.99x = 97,917,732,620.08 - Step 5: Solve for x
x = 97,917,732,620.08/360,283.99 - Step 6: Final answer
x = 271,779.31
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1.5x scale
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.