Finding the Fourth Proportional to 455,497.58, 683,661.06 and 242,444.44
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Solution
The fourth proportional to 455,497.58, 683,661.06 and 242,444.44 is: 363,887.39
Step by Step Solution
- Step 1: Write the proportion equation
455,497.58 : 683,661.06 = 242,444.44 : x - Step 2: Convert to fraction form
455,497.58/683,661.06 = 242,444.44/x - Step 3: Cross multiply
455,497.58x = 683,661.06 × 242,444.44 - Step 4: Simplify right side
455,497.58x = 165,749,823,696.08 - Step 5: Solve for x
x = 165,749,823,696.08/455,497.58 - Step 6: Final answer
x = 363,887.39
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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.