Finding the Fourth Proportional to 509,775.63, 703,489.35 and 292,054.82
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Solution
The fourth proportional to 509,775.63, 703,489.35 and 292,054.82 is: 403,035.07
Step by Step Solution
- Step 1: Write the proportion equation
509,775.63 : 703,489.35 = 292,054.82 : x - Step 2: Convert to fraction form
509,775.63/703,489.35 = 292,054.82/x - Step 3: Cross multiply
509,775.63x = 703,489.35 × 292,054.82 - Step 4: Simplify right side
509,775.63x = 205,457,453,063.93 - Step 5: Solve for x
x = 205,457,453,063.93/509,775.63 - Step 6: Final answer
x = 403,035.07
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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.