Finding the Fourth Proportional to 502,109.26, 753,169.98 and 147,130.48
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Solution
The fourth proportional to 502,109.26, 753,169.98 and 147,130.48 is: 220,697.50
Step by Step Solution
- Step 1: Write the proportion equation
502,109.26 : 753,169.98 = 147,130.48 : x - Step 2: Convert to fraction form
502,109.26/753,169.98 = 147,130.48/x - Step 3: Cross multiply
502,109.26x = 753,169.98 × 147,130.48 - Step 4: Simplify right side
502,109.26x = 110,814,260,678.99 - Step 5: Solve for x
x = 110,814,260,678.99/502,109.26 - Step 6: Final answer
x = 220,697.50
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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.