Finding the Fourth Proportional to 291,652.74, 402,522.48 and 164,340.18
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Solution
The fourth proportional to 291,652.74, 402,522.48 and 164,340.18 is: 226,812.94
Step by Step Solution
- Step 1: Write the proportion equation
291,652.74 : 402,522.48 = 164,340.18 : x - Step 2: Convert to fraction form
291,652.74/402,522.48 = 164,340.18/x - Step 3: Cross multiply
291,652.74x = 402,522.48 × 164,340.18 - Step 4: Simplify right side
291,652.74x = 66,150,616,817.25 - Step 5: Solve for x
x = 66,150,616,817.25/291,652.74 - Step 6: Final answer
x = 226,812.94
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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.