Finding the Fourth Proportional to 369,053.96, 509,296.02 and 207,910.96
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Solution
The fourth proportional to 369,053.96, 509,296.02 and 207,910.96 is: 286,918.00
Step by Step Solution
- Step 1: Write the proportion equation
369,053.96 : 509,296.02 = 207,910.96 : x - Step 2: Convert to fraction form
369,053.96/509,296.02 = 207,910.96/x - Step 3: Cross multiply
369,053.96x = 509,296.02 × 207,910.96 - Step 4: Simplify right side
369,053.96x = 105,888,224,442.38 - Step 5: Solve for x
x = 105,888,224,442.38/369,053.96 - Step 6: Final answer
x = 286,918.00
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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.