Finding the Fourth Proportional to 926,480.02, 1,389,959.64 and 542,553.08
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Solution
The fourth proportional to 926,480.02, 1,389,959.64 and 542,553.08 is: 813,969.94
Step by Step Solution
- Step 1: Write the proportion equation
926,480.02 : 1,389,959.64 = 542,553.08 : x - Step 2: Convert to fraction form
926,480.02/1,389,959.64 = 542,553.08/x - Step 3: Cross multiply
926,480.02x = 1,389,959.64 × 542,553.08 - Step 4: Simplify right side
926,480.02x = 754,126,887,804.19 - Step 5: Solve for x
x = 754,126,887,804.19/926,480.02 - Step 6: Final answer
x = 813,969.94
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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.