Finding the Fourth Proportional to 291,759.98, 437,639.01 and 94,767.98
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Solution
The fourth proportional to 291,759.98, 437,639.01 and 94,767.98 is: 142,151.66
Step by Step Solution
- Step 1: Write the proportion equation
291,759.98 : 437,639.01 = 94,767.98 : x - Step 2: Convert to fraction form
291,759.98/437,639.01 = 94,767.98/x - Step 3: Cross multiply
291,759.98x = 437,639.01 × 94,767.98 - Step 4: Simplify right side
291,759.98x = 41,474,164,946.90 - Step 5: Solve for x
x = 41,474,164,946.90/291,759.98 - Step 6: Final answer
x = 142,151.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.