Finding the Fourth Proportional to 668,546.93, 922,587.99 and 362,616.75
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Solution
The fourth proportional to 668,546.93, 922,587.99 and 362,616.75 is: 500,407.43
Step by Step Solution
- Step 1: Write the proportion equation
668,546.93 : 922,587.99 = 362,616.75 : x - Step 2: Convert to fraction form
668,546.93/922,587.99 = 362,616.75/x - Step 3: Cross multiply
668,546.93x = 922,587.99 × 362,616.75 - Step 4: Simplify right side
668,546.93x = 334,545,852,720.60 - Step 5: Solve for x
x = 334,545,852,720.60/668,546.93 - Step 6: Final answer
x = 500,407.43
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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.