Finding the Fourth Proportional to 566,435.43, 849,652.74 and 388,402.70
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Solution
The fourth proportional to 566,435.43, 849,652.74 and 388,402.70 is: 582,603.76
Step by Step Solution
- Step 1: Write the proportion equation
566,435.43 : 849,652.74 = 388,402.70 : x - Step 2: Convert to fraction form
566,435.43/849,652.74 = 388,402.70/x - Step 3: Cross multiply
566,435.43x = 849,652.74 × 388,402.70 - Step 4: Simplify right side
566,435.43x = 330,007,414,030.13 - Step 5: Solve for x
x = 330,007,414,030.13/566,435.43 - Step 6: Final answer
x = 582,603.76
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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.