Finding the Fourth Proportional to 468,265.99, 646,211.63 and 253,410.52
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Solution
The fourth proportional to 468,265.99, 646,211.63 and 253,410.52 is: 349,708.99
Step by Step Solution
- Step 1: Write the proportion equation
468,265.99 : 646,211.63 = 253,410.52 : x - Step 2: Convert to fraction form
468,265.99/646,211.63 = 253,410.52/x - Step 3: Cross multiply
468,265.99x = 646,211.63 × 253,410.52 - Step 4: Simplify right side
468,265.99x = 163,756,825,188.35 - Step 5: Solve for x
x = 163,756,825,188.35/468,265.99 - Step 6: Final answer
x = 349,708.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.