Finding the Fourth Proportional to 844,624.68, 1,165,582.55 and 462,657.84
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Solution
The fourth proportional to 844,624.68, 1,165,582.55 and 462,657.84 is: 638,468.09
Step by Step Solution
- Step 1: Write the proportion equation
844,624.68 : 1,165,582.55 = 462,657.84 : x - Step 2: Convert to fraction form
844,624.68/1,165,582.55 = 462,657.84/x - Step 3: Cross multiply
844,624.68x = 1,165,582.55 × 462,657.84 - Step 4: Simplify right side
844,624.68x = 539,265,906,081.34 - Step 5: Solve for x
x = 539,265,906,081.34/844,624.68 - Step 6: Final answer
x = 638,468.09
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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.