Finding the Fourth Proportional to 789,174.18, 1,184,603.67 and 340,116.66
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Solution
The fourth proportional to 789,174.18, 1,184,603.67 and 340,116.66 is: 510,538.05
Step by Step Solution
- Step 1: Write the proportion equation
789,174.18 : 1,184,603.67 = 340,116.66 : x - Step 2: Convert to fraction form
789,174.18/1,184,603.67 = 340,116.66/x - Step 3: Cross multiply
789,174.18x = 1,184,603.67 × 340,116.66 - Step 4: Simplify right side
789,174.18x = 402,903,443,664.14 - Step 5: Solve for x
x = 402,903,443,664.14/789,174.18 - Step 6: Final answer
x = 510,538.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.