Finding the Fourth Proportional to 801,798.54, 1,106,482.26 and 439,235.46
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Solution
The fourth proportional to 801,798.54, 1,106,482.26 and 439,235.46 is: 606,145.09
Step by Step Solution
- Step 1: Write the proportion equation
801,798.54 : 1,106,482.26 = 439,235.46 : x - Step 2: Convert to fraction form
801,798.54/1,106,482.26 = 439,235.46/x - Step 3: Cross multiply
801,798.54x = 1,106,482.26 × 439,235.46 - Step 4: Simplify right side
801,798.54x = 486,006,244,452.94 - Step 5: Solve for x
x = 486,006,244,452.94/801,798.54 - Step 6: Final answer
x = 606,145.09
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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.