Finding the Fourth Proportional to 546,831.26, 754,629.23 and 305,124.02
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Solution
The fourth proportional to 546,831.26, 754,629.23 and 305,124.02 is: 421,072.31
Step by Step Solution
- Step 1: Write the proportion equation
546,831.26 : 754,629.23 = 305,124.02 : x - Step 2: Convert to fraction form
546,831.26/754,629.23 = 305,124.02/x - Step 3: Cross multiply
546,831.26x = 754,629.23 × 305,124.02 - Step 4: Simplify right side
546,831.26x = 230,255,502,741.49 - Step 5: Solve for x
x = 230,255,502,741.49/546,831.26 - Step 6: Final answer
x = 421,072.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.