Finding the Fourth Proportional to 993,534.68, 1,371,110.93 and 558,028.65
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Solution
The fourth proportional to 993,534.68, 1,371,110.93 and 558,028.65 is: 770,098.12
Step by Step Solution
- Step 1: Write the proportion equation
993,534.68 : 1,371,110.93 = 558,028.65 : x - Step 2: Convert to fraction form
993,534.68/1,371,110.93 = 558,028.65/x - Step 3: Cross multiply
993,534.68x = 1,371,110.93 × 558,028.65 - Step 4: Simplify right side
993,534.68x = 765,119,182,663.22 - Step 5: Solve for x
x = 765,119,182,663.22/993,534.68 - Step 6: Final answer
x = 770,098.12
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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.