Finding the Fourth Proportional to 797,435.01, 1,100,486.88 and 434,878.65
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Solution
The fourth proportional to 797,435.01, 1,100,486.88 and 434,878.65 is: 600,147.02
Step by Step Solution
- Step 1: Write the proportion equation
797,435.01 : 1,100,486.88 = 434,878.65 : x - Step 2: Convert to fraction form
797,435.01/1,100,486.88 = 434,878.65/x - Step 3: Cross multiply
797,435.01x = 1,100,486.88 × 434,878.65 - Step 4: Simplify right side
797,435.01x = 478,578,248,717.11 - Step 5: Solve for x
x = 478,578,248,717.11/797,435.01 - Step 6: Final answer
x = 600,147.02
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1.5x scale
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.