Finding the Fourth Proportional to 893,864.92, 1,340,794.12 and 361,379.56
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Solution
The fourth proportional to 893,864.92, 1,340,794.12 and 361,379.56 is: 542,068.02
Step by Step Solution
- Step 1: Write the proportion equation
893,864.92 : 1,340,794.12 = 361,379.56 : x - Step 2: Convert to fraction form
893,864.92/1,340,794.12 = 361,379.56/x - Step 3: Cross multiply
893,864.92x = 1,340,794.12 × 361,379.56 - Step 4: Simplify right side
893,864.92x = 484,535,589,136.19 - Step 5: Solve for x
x = 484,535,589,136.19/893,864.92 - Step 6: Final answer
x = 542,068.02
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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.