Finding the Fourth Proportional to 508,327.61, 762,496.88 and 153,344.70
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Solution
The fourth proportional to 508,327.61, 762,496.88 and 153,344.70 is: 230,018.70
Step by Step Solution
- Step 1: Write the proportion equation
508,327.61 : 762,496.88 = 153,344.70 : x - Step 2: Convert to fraction form
508,327.61/762,496.88 = 153,344.70/x - Step 3: Cross multiply
508,327.61x = 762,496.88 × 153,344.70 - Step 4: Simplify right side
508,327.61x = 116,924,857,220.78 - Step 5: Solve for x
x = 116,924,857,220.78/508,327.61 - Step 6: Final answer
x = 230,018.70
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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.