Finding the Fourth Proportional to 424,883.58, 637,176.87 and 125,284.62
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Solution
The fourth proportional to 424,883.58, 637,176.87 and 125,284.62 is: 187,883.14
Step by Step Solution
- Step 1: Write the proportion equation
424,883.58 : 637,176.87 = 125,284.62 : x - Step 2: Convert to fraction form
424,883.58/637,176.87 = 125,284.62/x - Step 3: Cross multiply
424,883.58x = 637,176.87 × 125,284.62 - Step 4: Simplify right side
424,883.58x = 79,828,462,030.74 - Step 5: Solve for x
x = 79,828,462,030.74/424,883.58 - Step 6: Final answer
x = 187,883.14
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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.