Finding the Fourth Proportional to 859,152.45, 1,185,597.68 and 477,203.79
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Solution
The fourth proportional to 859,152.45, 1,185,597.68 and 477,203.79 is: 658,523.06
Step by Step Solution
- Step 1: Write the proportion equation
859,152.45 : 1,185,597.68 = 477,203.79 : x - Step 2: Convert to fraction form
859,152.45/1,185,597.68 = 477,203.79/x - Step 3: Cross multiply
859,152.45x = 1,185,597.68 × 477,203.79 - Step 4: Simplify right side
859,152.45x = 565,771,703,925.19 - Step 5: Solve for x
x = 565,771,703,925.19/859,152.45 - Step 6: Final answer
x = 658,523.06
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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.