Finding the Fourth Proportional to 878,363.24, 1,211,657.06 and 606,573.81
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Solution
The fourth proportional to 878,363.24, 1,211,657.06 and 606,573.81 is: 836,737.48
Step by Step Solution
- Step 1: Write the proportion equation
878,363.24 : 1,211,657.06 = 606,573.81 : x - Step 2: Convert to fraction form
878,363.24/1,211,657.06 = 606,573.81/x - Step 3: Cross multiply
878,363.24x = 1,211,657.06 × 606,573.81 - Step 4: Simplify right side
878,363.24x = 734,959,440,814.03 - Step 5: Solve for x
x = 734,959,440,814.03/878,363.24 - Step 6: Final answer
x = 836,737.48
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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.