Finding the Fourth Proportional to 422,116.48, 633,184.05 and 152,266.19
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Solution
The fourth proportional to 422,116.48, 633,184.05 and 152,266.19 is: 228,402.65
Step by Step Solution
- Step 1: Write the proportion equation
422,116.48 : 633,184.05 = 152,266.19 : x - Step 2: Convert to fraction form
422,116.48/633,184.05 = 152,266.19/x - Step 3: Cross multiply
422,116.48x = 633,184.05 × 152,266.19 - Step 4: Simplify right side
422,116.48x = 96,412,522,862.27 - Step 5: Solve for x
x = 96,412,522,862.27/422,116.48 - Step 6: Final answer
x = 228,402.65
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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.