Finding the Fourth Proportional to 768,973.62, 1,053,476.34 and 740,222.67
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Solution
The fourth proportional to 768,973.62, 1,053,476.34 and 740,222.67 is: 1,014,088.19
Step by Step Solution
- Step 1: Write the proportion equation
768,973.62 : 1,053,476.34 = 740,222.67 : x - Step 2: Convert to fraction form
768,973.62/1,053,476.34 = 740,222.67/x - Step 3: Cross multiply
768,973.62x = 1,053,476.34 × 740,222.67 - Step 4: Simplify right side
768,973.62x = 779,807,069,176.63 - Step 5: Solve for x
x = 779,807,069,176.63/768,973.62 - Step 6: Final answer
x = 1,014,088.19
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.