Finding the Fourth Proportional to 357,545.25, 493,292.30 and 202,475.41
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Solution
The fourth proportional to 357,545.25, 493,292.30 and 202,475.41 is: 279,348.03
Step by Step Solution
- Step 1: Write the proportion equation
357,545.25 : 493,292.30 = 202,475.41 : x - Step 2: Convert to fraction form
357,545.25/493,292.30 = 202,475.41/x - Step 3: Cross multiply
357,545.25x = 493,292.30 × 202,475.41 - Step 4: Simplify right side
357,545.25x = 99,879,559,965.30 - Step 5: Solve for x
x = 99,879,559,965.30/357,545.25 - Step 6: Final answer
x = 279,348.03
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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.