Finding the Fourth Proportional to 993,165.07, 1,370,473.07 and 557,482.63
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Solution
The fourth proportional to 993,165.07, 1,370,473.07 and 557,482.63 is: 769,272.85
Step by Step Solution
- Step 1: Write the proportion equation
993,165.07 : 1,370,473.07 = 557,482.63 : x - Step 2: Convert to fraction form
993,165.07/1,370,473.07 = 557,482.63/x - Step 3: Cross multiply
993,165.07x = 1,370,473.07 × 557,482.63 - Step 4: Simplify right side
993,165.07x = 764,014,927,045.20 - Step 5: Solve for x
x = 764,014,927,045.20/993,165.07 - Step 6: Final answer
x = 769,272.85
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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.