Finding the Fourth Proportional to 291,577.02, 402,368.67 and 164,245.02
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Solution
The fourth proportional to 291,577.02, 402,368.67 and 164,245.02 is: 226,653.84
Step by Step Solution
- Step 1: Write the proportion equation
291,577.02 : 402,368.67 = 164,245.02 : x - Step 2: Convert to fraction form
291,577.02/402,368.67 = 164,245.02/x - Step 3: Cross multiply
291,577.02x = 402,368.67 × 164,245.02 - Step 4: Simplify right side
291,577.02x = 66,087,050,251.52 - Step 5: Solve for x
x = 66,087,050,251.52/291,577.02 - Step 6: Final answer
x = 226,653.84
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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.