Finding the Fourth Proportional to 771,211.08, 1,064,282.18 and 444,343.46
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Solution
The fourth proportional to 771,211.08, 1,064,282.18 and 444,343.46 is: 613,200.24
Step by Step Solution
- Step 1: Write the proportion equation
771,211.08 : 1,064,282.18 = 444,343.46 : x - Step 2: Convert to fraction form
771,211.08/1,064,282.18 = 444,343.46/x - Step 3: Cross multiply
771,211.08x = 1,064,282.18 × 444,343.46 - Step 4: Simplify right side
771,211.08x = 472,906,818,734.42 - Step 5: Solve for x
x = 472,906,818,734.42/771,211.08 - Step 6: Final answer
x = 613,200.24
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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.