Finding the Fourth Proportional to 755,159.23, 1,132,614.93 and 207,923.98
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Solution
The fourth proportional to 755,159.23, 1,132,614.93 and 207,923.98 is: 311,851.85
Step by Step Solution
- Step 1: Write the proportion equation
755,159.23 : 1,132,614.93 = 207,923.98 : x - Step 2: Convert to fraction form
755,159.23/1,132,614.93 = 207,923.98/x - Step 3: Cross multiply
755,159.23x = 1,132,614.93 × 207,923.98 - Step 4: Simplify right side
755,159.23x = 235,497,804,053.02 - Step 5: Solve for x
x = 235,497,804,053.02/755,159.23 - Step 6: Final answer
x = 311,851.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.