Finding the Fourth Proportional to 424,135.08, 585,307.62 and 242,849.88
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Solution
The fourth proportional to 424,135.08, 585,307.62 and 242,849.88 is: 335,133.53
Step by Step Solution
- Step 1: Write the proportion equation
424,135.08 : 585,307.62 = 242,849.88 : x - Step 2: Convert to fraction form
424,135.08/585,307.62 = 242,849.88/x - Step 3: Cross multiply
424,135.08x = 585,307.62 × 242,849.88 - Step 4: Simplify right side
424,135.08x = 142,141,885,280.09 - Step 5: Solve for x
x = 142,141,885,280.09/424,135.08 - Step 6: Final answer
x = 335,133.53
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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.