Finding the Fourth Proportional to 437,930.88, 655,616.88 and 395,908.08
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Solution
The fourth proportional to 437,930.88, 655,616.88 and 395,908.08 is: 592,705.45
Step by Step Solution
- Step 1: Write the proportion equation
437,930.88 : 655,616.88 = 395,908.08 : x - Step 2: Convert to fraction form
437,930.88/655,616.88 = 395,908.08/x - Step 3: Cross multiply
437,930.88x = 655,616.88 × 395,908.08 - Step 4: Simplify right side
437,930.88x = 259,564,020,176.39 - Step 5: Solve for x
x = 259,564,020,176.39/437,930.88 - Step 6: Final answer
x = 592,705.45
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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.