Finding the Fourth Proportional to 424,767.42, 637,130.37 and 158,507.18
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Solution
The fourth proportional to 424,767.42, 637,130.37 and 158,507.18 is: 237,753.02
Step by Step Solution
- Step 1: Write the proportion equation
424,767.42 : 637,130.37 = 158,507.18 : x - Step 2: Convert to fraction form
424,767.42/637,130.37 = 158,507.18/x - Step 3: Cross multiply
424,767.42x = 637,130.37 × 158,507.18 - Step 4: Simplify right side
424,767.42x = 100,989,738,241.06 - Step 5: Solve for x
x = 100,989,738,241.06/424,767.42 - Step 6: Final answer
x = 237,753.02
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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.