Finding the Fourth Proportional to 663,727.68, 995,280.16 and 242,709.12
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Solution
The fourth proportional to 663,727.68, 995,280.16 and 242,709.12 is: 363,949.82
Step by Step Solution
- Step 1: Write the proportion equation
663,727.68 : 995,280.16 = 242,709.12 : x - Step 2: Convert to fraction form
663,727.68/995,280.16 = 242,709.12/x - Step 3: Cross multiply
663,727.68x = 995,280.16 × 242,709.12 - Step 4: Simplify right side
663,727.68x = 241,563,571,787.06 - Step 5: Solve for x
x = 241,563,571,787.06/663,727.68 - Step 6: Final answer
x = 363,949.82
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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.