Finding the Fourth Proportional to 627,905.44, 941,890.80 and 207,214.08
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Solution
The fourth proportional to 627,905.44, 941,890.80 and 207,214.08 is: 310,831.89
Step by Step Solution
- Step 1: Write the proportion equation
627,905.44 : 941,890.80 = 207,214.08 : x - Step 2: Convert to fraction form
627,905.44/941,890.80 = 207,214.08/x - Step 3: Cross multiply
627,905.44x = 941,890.80 × 207,214.08 - Step 4: Simplify right side
627,905.44x = 195,173,035,582.46 - Step 5: Solve for x
x = 195,173,035,582.46/627,905.44 - Step 6: Final answer
x = 310,831.89
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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.