Finding the Fourth Proportional to 888,032.30, 1,224,538.29 and 715,769.19
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Solution
The fourth proportional to 888,032.30, 1,224,538.29 and 715,769.19 is: 986,998.77
Step by Step Solution
- Step 1: Write the proportion equation
888,032.30 : 1,224,538.29 = 715,769.19 : x - Step 2: Convert to fraction form
888,032.30/1,224,538.29 = 715,769.19/x - Step 3: Cross multiply
888,032.30x = 1,224,538.29 × 715,769.19 - Step 4: Simplify right side
888,032.30x = 876,486,779,957.29 - Step 5: Solve for x
x = 876,486,779,957.29/888,032.30 - Step 6: Final answer
x = 986,998.77
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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.