Finding the Fourth Proportional to 431,545.05, 595,510.36 and 240,521.53
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Solution
The fourth proportional to 431,545.05, 595,510.36 and 240,521.53 is: 331,907.56
Step by Step Solution
- Step 1: Write the proportion equation
431,545.05 : 595,510.36 = 240,521.53 : x - Step 2: Convert to fraction form
431,545.05/595,510.36 = 240,521.53/x - Step 3: Cross multiply
431,545.05x = 595,510.36 × 240,521.53 - Step 4: Simplify right side
431,545.05x = 143,233,062,918.05 - Step 5: Solve for x
x = 143,233,062,918.05/431,545.05 - Step 6: Final answer
x = 331,907.56
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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.