Finding the Fourth Proportional to 577,237.68, 861,629.43 and 509,062.08
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Solution
The fourth proportional to 577,237.68, 861,629.43 and 509,062.08 is: 759,865.28
Step by Step Solution
- Step 1: Write the proportion equation
577,237.68 : 861,629.43 = 509,062.08 : x - Step 2: Convert to fraction form
577,237.68/861,629.43 = 509,062.08/x - Step 3: Cross multiply
577,237.68x = 861,629.43 × 509,062.08 - Step 4: Simplify right side
577,237.68x = 438,622,869,825.01 - Step 5: Solve for x
x = 438,622,869,825.01/577,237.68 - Step 6: Final answer
x = 759,865.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.