Finding the Fourth Proportional to 346,235.70, 477,829.29 and 193,303.96
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Solution
The fourth proportional to 346,235.70, 477,829.29 and 193,303.96 is: 266,772.88
Step by Step Solution
- Step 1: Write the proportion equation
346,235.70 : 477,829.29 = 193,303.96 : x - Step 2: Convert to fraction form
346,235.70/477,829.29 = 193,303.96/x - Step 3: Cross multiply
346,235.70x = 477,829.29 × 193,303.96 - Step 4: Simplify right side
346,235.70x = 92,366,293,960.99 - Step 5: Solve for x
x = 92,366,293,960.99/346,235.70 - Step 6: Final answer
x = 266,772.88
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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.