Finding the Fourth Proportional to 776,326.98, 1,070,224.26 and 603,942.14
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Solution
The fourth proportional to 776,326.98, 1,070,224.26 and 603,942.14 is: 832,578.99
Step by Step Solution
- Step 1: Write the proportion equation
776,326.98 : 1,070,224.26 = 603,942.14 : x - Step 2: Convert to fraction form
776,326.98/1,070,224.26 = 603,942.14/x - Step 3: Cross multiply
776,326.98x = 1,070,224.26 × 603,942.14 - Step 4: Simplify right side
776,326.98x = 646,353,529,864.32 - Step 5: Solve for x
x = 646,353,529,864.32/776,326.98 - Step 6: Final answer
x = 832,578.99
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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.