Finding the Fourth Proportional to 546,274.53, 819,402.08 and 209,223.81
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Solution
The fourth proportional to 546,274.53, 819,402.08 and 209,223.81 is: 313,831.99
Step by Step Solution
- Step 1: Write the proportion equation
546,274.53 : 819,402.08 = 209,223.81 : x - Step 2: Convert to fraction form
546,274.53/819,402.08 = 209,223.81/x - Step 3: Cross multiply
546,274.53x = 819,402.08 × 209,223.81 - Step 4: Simplify right side
546,274.53x = 171,438,424,053.41 - Step 5: Solve for x
x = 171,438,424,053.41/546,274.53 - Step 6: Final answer
x = 313,831.99
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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.