Finding the Fourth Proportional to 339,557.06, 468,565.70 and 186,605.94
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Solution
The fourth proportional to 339,557.06, 468,565.70 and 186,605.94 is: 257,503.53
Step by Step Solution
- Step 1: Write the proportion equation
339,557.06 : 468,565.70 = 186,605.94 : x - Step 2: Convert to fraction form
339,557.06/468,565.70 = 186,605.94/x - Step 3: Cross multiply
339,557.06x = 468,565.70 × 186,605.94 - Step 4: Simplify right side
339,557.06x = 87,437,142,900.26 - Step 5: Solve for x
x = 87,437,142,900.26/339,557.06 - Step 6: Final answer
x = 257,503.53
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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.