Finding the Fourth Proportional to 616,054.14, 850,129.83 and 344,117.70
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Solution
The fourth proportional to 616,054.14, 850,129.83 and 344,117.70 is: 474,868.53
Step by Step Solution
- Step 1: Write the proportion equation
616,054.14 : 850,129.83 = 344,117.70 : x - Step 2: Convert to fraction form
616,054.14/850,129.83 = 344,117.70/x - Step 3: Cross multiply
616,054.14x = 850,129.83 × 344,117.70 - Step 4: Simplify right side
616,054.14x = 292,544,721,800.99 - Step 5: Solve for x
x = 292,544,721,800.99/616,054.14 - Step 6: Final answer
x = 474,868.53
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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.