Finding the Fourth Proportional to 993,629.19, 1,490,663.71 and 362,541.18
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Solution
The fourth proportional to 993,629.19, 1,490,663.71 and 362,541.18 is: 543,892.02
Step by Step Solution
- Step 1: Write the proportion equation
993,629.19 : 1,490,663.71 = 362,541.18 : x - Step 2: Convert to fraction form
993,629.19/1,490,663.71 = 362,541.18/x - Step 3: Cross multiply
993,629.19x = 1,490,663.71 × 362,541.18 - Step 4: Simplify right side
993,629.19x = 540,426,984,410.45 - Step 5: Solve for x
x = 540,426,984,410.45/993,629.19 - Step 6: Final answer
x = 543,892.02
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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.