Finding the Fourth Proportional to 615,110.96, 848,853.24 and 346,838.96
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Solution
The fourth proportional to 615,110.96, 848,853.24 and 346,838.96 is: 478,637.83
Step by Step Solution
- Step 1: Write the proportion equation
615,110.96 : 848,853.24 = 346,838.96 : x - Step 2: Convert to fraction form
615,110.96/848,853.24 = 346,838.96/x - Step 3: Cross multiply
615,110.96x = 848,853.24 × 346,838.96 - Step 4: Simplify right side
615,110.96x = 294,415,374,954.23 - Step 5: Solve for x
x = 294,415,374,954.23/615,110.96 - Step 6: Final answer
x = 478,637.83
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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.