Finding the Fourth Proportional to 898,074.84, 1,239,343.28 and 612,094.52
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Solution
The fourth proportional to 898,074.84, 1,239,343.28 and 612,094.52 is: 844,690.44
Step by Step Solution
- Step 1: Write the proportion equation
898,074.84 : 1,239,343.28 = 612,094.52 : x - Step 2: Convert to fraction form
898,074.84/1,239,343.28 = 612,094.52/x - Step 3: Cross multiply
898,074.84x = 1,239,343.28 × 612,094.52 - Step 4: Simplify right side
898,074.84x = 758,595,235,863.10 - Step 5: Solve for x
x = 758,595,235,863.10/898,074.84 - Step 6: Final answer
x = 844,690.44
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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.