Finding the Fourth Proportional to 874,270.08, 1,206,625.92 and 630,064.80
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Solution
The fourth proportional to 874,270.08, 1,206,625.92 and 630,064.80 is: 869,585.42
Step by Step Solution
- Step 1: Write the proportion equation
874,270.08 : 1,206,625.92 = 630,064.80 : x - Step 2: Convert to fraction form
874,270.08/1,206,625.92 = 630,064.80/x - Step 3: Cross multiply
874,270.08x = 1,206,625.92 × 630,064.80 - Step 4: Simplify right side
874,270.08x = 760,252,518,959.62 - Step 5: Solve for x
x = 760,252,518,959.62/874,270.08 - Step 6: Final answer
x = 869,585.42
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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.