Finding the Fourth Proportional to 502,251.60, 752,721.30 and 202,486.80
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Solution
The fourth proportional to 502,251.60, 752,721.30 and 202,486.80 is: 303,465.69
Step by Step Solution
- Step 1: Write the proportion equation
502,251.60 : 752,721.30 = 202,486.80 : x - Step 2: Convert to fraction form
502,251.60/752,721.30 = 202,486.80/x - Step 3: Cross multiply
502,251.60x = 752,721.30 × 202,486.80 - Step 4: Simplify right side
502,251.60x = 152,416,127,328.84 - Step 5: Solve for x
x = 152,416,127,328.84/502,251.60 - Step 6: Final answer
x = 303,465.69
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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.