Finding the Fourth Proportional to 360,545.13, 497,561.01 and 197,216.99
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Solution
The fourth proportional to 360,545.13, 497,561.01 and 197,216.99 is: 272,164.21
Step by Step Solution
- Step 1: Write the proportion equation
360,545.13 : 497,561.01 = 197,216.99 : x - Step 2: Convert to fraction form
360,545.13/497,561.01 = 197,216.99/x - Step 3: Cross multiply
360,545.13x = 497,561.01 × 197,216.99 - Step 4: Simplify right side
360,545.13x = 98,127,482,245.75 - Step 5: Solve for x
x = 98,127,482,245.75/360,545.13 - Step 6: Final answer
x = 272,164.21
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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.