Finding the Fourth Proportional to 505,442.07, 696,941.42 and 413,273.79
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Solution
The fourth proportional to 505,442.07, 696,941.42 and 413,273.79 is: 569,852.88
Step by Step Solution
- Step 1: Write the proportion equation
505,442.07 : 696,941.42 = 413,273.79 : x - Step 2: Convert to fraction form
505,442.07/696,941.42 = 413,273.79/x - Step 3: Cross multiply
505,442.07x = 696,941.42 × 413,273.79 - Step 4: Simplify right side
505,442.07x = 288,027,619,985.01 - Step 5: Solve for x
x = 288,027,619,985.01/505,442.07 - Step 6: Final answer
x = 569,852.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.