Finding the Fourth Proportional to 346,276.04, 478,059.75 and 263,958.08
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Solution
The fourth proportional to 346,276.04, 478,059.75 and 263,958.08 is: 364,413.70
Step by Step Solution
- Step 1: Write the proportion equation
346,276.04 : 478,059.75 = 263,958.08 : x - Step 2: Convert to fraction form
346,276.04/478,059.75 = 263,958.08/x - Step 3: Cross multiply
346,276.04x = 478,059.75 × 263,958.08 - Step 4: Simplify right side
346,276.04x = 126,187,731,344.98 - Step 5: Solve for x
x = 126,187,731,344.98/346,276.04 - Step 6: Final answer
x = 364,413.70
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1.5x scale
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.