Finding the Fourth Proportional to 1,501.08, 2,251.20 and 634.80
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Solution
The fourth proportional to 1,501.08, 2,251.20 and 634.80 is: 952.02
Step by Step Solution
- Step 1: Write the proportion equation
1,501.08 : 2,251.20 = 634.80 : x - Step 2: Convert to fraction form
1,501.08/2,251.20 = 634.80/x - Step 3: Cross multiply
1,501.08x = 2,251.20 × 634.80 - Step 4: Simplify right side
1,501.08x = 1,429,061.76 - Step 5: Solve for x
x = 1,429,061.76/1,501.08 - Step 6: Final answer
x = 952.02
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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.