Finding the Fourth Proportional to 902,409.28, 1,352,911.09 and 446,685.93
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Solution
The fourth proportional to 902,409.28, 1,352,911.09 and 446,685.93 is: 669,681.00
Step by Step Solution
- Step 1: Write the proportion equation
902,409.28 : 1,352,911.09 = 446,685.93 : x - Step 2: Convert to fraction form
902,409.28/1,352,911.09 = 446,685.93/x - Step 3: Cross multiply
902,409.28x = 1,352,911.09 × 446,685.93 - Step 4: Simplify right side
902,409.28x = 604,326,347,327.25 - Step 5: Solve for x
x = 604,326,347,327.25/902,409.28 - Step 6: Final answer
x = 669,681.00
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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.