Finding the Fourth Proportional to 580,323.48, 870,731.28 and 281,027.06
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Solution
The fourth proportional to 580,323.48, 870,731.28 and 281,027.06 is: 421,659.75
Step by Step Solution
- Step 1: Write the proportion equation
580,323.48 : 870,731.28 = 281,027.06 : x - Step 2: Convert to fraction form
580,323.48/870,731.28 = 281,027.06/x - Step 3: Cross multiply
580,323.48x = 870,731.28 × 281,027.06 - Step 4: Simplify right side
580,323.48x = 244,699,051,668.44 - Step 5: Solve for x
x = 244,699,051,668.44/580,323.48 - Step 6: Final answer
x = 421,659.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.