Finding the Fourth Proportional to 789,965.19, 1,184,376.71 and 469,356.66
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Solution
The fourth proportional to 789,965.19, 1,184,376.71 and 469,356.66 is: 703,695.68
Step by Step Solution
- Step 1: Write the proportion equation
789,965.19 : 1,184,376.71 = 469,356.66 : x - Step 2: Convert to fraction form
789,965.19/1,184,376.71 = 469,356.66/x - Step 3: Cross multiply
789,965.19x = 1,184,376.71 × 469,356.66 - Step 4: Simplify right side
789,965.19x = 555,895,094,440.61 - Step 5: Solve for x
x = 555,895,094,440.61/789,965.19 - Step 6: Final answer
x = 703,695.68
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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.