Finding the Fourth Proportional to 424,606.47, 636,915.18 and 125,018.93
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Solution
The fourth proportional to 424,606.47, 636,915.18 and 125,018.93 is: 187,530.00
Step by Step Solution
- Step 1: Write the proportion equation
424,606.47 : 636,915.18 = 125,018.93 : x - Step 2: Convert to fraction form
424,606.47/636,915.18 = 125,018.93/x - Step 3: Cross multiply
424,606.47x = 636,915.18 × 125,018.93 - Step 4: Simplify right side
424,606.47x = 79,626,451,119.78 - Step 5: Solve for x
x = 79,626,451,119.78/424,606.47 - Step 6: Final answer
x = 187,530.00
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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.