Finding the Fourth Proportional to 653,025.42, 901,125.63 and 366,490.17
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Solution
The fourth proportional to 653,025.42, 901,125.63 and 366,490.17 is: 505,728.68
Step by Step Solution
- Step 1: Write the proportion equation
653,025.42 : 901,125.63 = 366,490.17 : x - Step 2: Convert to fraction form
653,025.42/901,125.63 = 366,490.17/x - Step 3: Cross multiply
653,025.42x = 901,125.63 × 366,490.17 - Step 4: Simplify right side
653,025.42x = 330,253,685,330.06 - Step 5: Solve for x
x = 330,253,685,330.06/653,025.42 - Step 6: Final answer
x = 505,728.68
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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.