Finding the Fourth Proportional to 468,471.47, 646,492.08 and 253,611.02
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Solution
The fourth proportional to 468,471.47, 646,492.08 and 253,611.02 is: 349,983.99
Step by Step Solution
- Step 1: Write the proportion equation
468,471.47 : 646,492.08 = 253,611.02 : x - Step 2: Convert to fraction form
468,471.47/646,492.08 = 253,611.02/x - Step 3: Cross multiply
468,471.47x = 646,492.08 × 253,611.02 - Step 4: Simplify right side
468,471.47x = 163,957,513,691.55 - Step 5: Solve for x
x = 163,957,513,691.55/468,471.47 - Step 6: Final answer
x = 349,983.99
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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.