Finding the Fourth Proportional to 616,357.95, 850,557.60 and 344,428.08
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Solution
The fourth proportional to 616,357.95, 850,557.60 and 344,428.08 is: 475,301.60
Step by Step Solution
- Step 1: Write the proportion equation
616,357.95 : 850,557.60 = 344,428.08 : x - Step 2: Convert to fraction form
616,357.95/850,557.60 = 344,428.08/x - Step 3: Cross multiply
616,357.95x = 850,557.60 × 344,428.08 - Step 4: Simplify right side
616,357.95x = 292,955,921,097.41 - Step 5: Solve for x
x = 292,955,921,097.41/616,357.95 - Step 6: Final answer
x = 475,301.60
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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.