Finding the Fourth Proportional to 310,593.60, 465,988.68 and 110,909.52
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Solution
The fourth proportional to 310,593.60, 465,988.68 and 110,909.52 is: 166,399.37
Step by Step Solution
- Step 1: Write the proportion equation
310,593.60 : 465,988.68 = 110,909.52 : x - Step 2: Convert to fraction form
310,593.60/465,988.68 = 110,909.52/x - Step 3: Cross multiply
310,593.60x = 465,988.68 × 110,909.52 - Step 4: Simplify right side
310,593.60x = 51,682,580,824.23 - Step 5: Solve for x
x = 51,682,580,824.23/310,593.60 - Step 6: Final answer
x = 166,399.37
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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.