Finding the Fourth Proportional to 434,125.20, 651,187.80 and 153,670.80
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Solution
The fourth proportional to 434,125.20, 651,187.80 and 153,670.80 is: 230,506.20
Step by Step Solution
- Step 1: Write the proportion equation
434,125.20 : 651,187.80 = 153,670.80 : x - Step 2: Convert to fraction form
434,125.20/651,187.80 = 153,670.80/x - Step 3: Cross multiply
434,125.20x = 651,187.80 × 153,670.80 - Step 4: Simplify right side
434,125.20x = 100,068,550,176.24 - Step 5: Solve for x
x = 100,068,550,176.24/434,125.20 - Step 6: Final answer
x = 230,506.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.