Finding the Fourth Proportional to 291,595.44, 402,395.40 and 164,268.84
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Solution
The fourth proportional to 291,595.44, 402,395.40 and 164,268.84 is: 226,687.45
Step by Step Solution
- Step 1: Write the proportion equation
291,595.44 : 402,395.40 = 164,268.84 : x - Step 2: Convert to fraction form
291,595.44/402,395.40 = 164,268.84/x - Step 3: Cross multiply
291,595.44x = 402,395.40 × 164,268.84 - Step 4: Simplify right side
291,595.44x = 66,101,025,579.34 - Step 5: Solve for x
x = 66,101,025,579.34/291,595.44 - Step 6: Final answer
x = 226,687.45
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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.