Finding the Fourth Proportional to 566,681.67, 850,021.49 and 388,648.94
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Solution
The fourth proportional to 566,681.67, 850,021.49 and 388,648.94 is: 582,972.71
Step by Step Solution
- Step 1: Write the proportion equation
566,681.67 : 850,021.49 = 388,648.94 : x - Step 2: Convert to fraction form
566,681.67/850,021.49 = 388,648.94/x - Step 3: Cross multiply
566,681.67x = 850,021.49 × 388,648.94 - Step 4: Simplify right side
566,681.67x = 330,359,947,787.24 - Step 5: Solve for x
x = 330,359,947,787.24/566,681.67 - Step 6: Final answer
x = 582,972.71
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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.