Finding the Fourth Proportional to 821,668.08, 1,133,898.84 and 459,125.04
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Solution
The fourth proportional to 821,668.08, 1,133,898.84 and 459,125.04 is: 633,590.82
Step by Step Solution
- Step 1: Write the proportion equation
821,668.08 : 1,133,898.84 = 459,125.04 : x - Step 2: Convert to fraction form
821,668.08/1,133,898.84 = 459,125.04/x - Step 3: Cross multiply
821,668.08x = 1,133,898.84 × 459,125.04 - Step 4: Simplify right side
821,668.08x = 520,601,350,270.95 - Step 5: Solve for x
x = 520,601,350,270.95/821,668.08 - Step 6: Final answer
x = 633,590.82
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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.