Finding the Fourth Proportional to 968,141.91, 1,335,994.61 and 532,531.62
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Solution
The fourth proportional to 968,141.91, 1,335,994.61 and 532,531.62 is: 734,870.96
Step by Step Solution
- Step 1: Write the proportion equation
968,141.91 : 1,335,994.61 = 532,531.62 : x - Step 2: Convert to fraction form
968,141.91/1,335,994.61 = 532,531.62/x - Step 3: Cross multiply
968,141.91x = 1,335,994.61 × 532,531.62 - Step 4: Simplify right side
968,141.91x = 711,459,373,974.57 - Step 5: Solve for x
x = 711,459,373,974.57/968,141.91 - Step 6: Final answer
x = 734,870.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.