Finding the Fourth Proportional to 519,345.37, 779,017.33 and 288,680.99
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Solution
The fourth proportional to 519,345.37, 779,017.33 and 288,680.99 is: 433,021.08
Step by Step Solution
- Step 1: Write the proportion equation
519,345.37 : 779,017.33 = 288,680.99 : x - Step 2: Convert to fraction form
519,345.37/779,017.33 = 288,680.99/x - Step 3: Cross multiply
519,345.37x = 779,017.33 × 288,680.99 - Step 4: Simplify right side
519,345.37x = 224,887,491,084.48 - Step 5: Solve for x
x = 224,887,491,084.48/519,345.37 - Step 6: Final answer
x = 433,021.08
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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.