Finding the Fourth Proportional to 989,896.48, 1,366,058.01 and 537,187.48
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Solution
The fourth proportional to 989,896.48, 1,366,058.01 and 537,187.48 is: 741,319.19
Step by Step Solution
- Step 1: Write the proportion equation
989,896.48 : 1,366,058.01 = 537,187.48 : x - Step 2: Convert to fraction form
989,896.48/1,366,058.01 = 537,187.48/x - Step 3: Cross multiply
989,896.48x = 1,366,058.01 × 537,187.48 - Step 4: Simplify right side
989,896.48x = 733,829,258,525.02 - Step 5: Solve for x
x = 733,829,258,525.02/989,896.48 - Step 6: Final answer
x = 741,319.19
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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.