Finding the Fourth Proportional to 998,432.24, 1,497,352.52 and 288,466.64
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Solution
The fourth proportional to 998,432.24, 1,497,352.52 and 288,466.64 is: 432,614.49
Step by Step Solution
- Step 1: Write the proportion equation
998,432.24 : 1,497,352.52 = 288,466.64 : x - Step 2: Convert to fraction form
998,432.24/1,497,352.52 = 288,466.64/x - Step 3: Cross multiply
998,432.24x = 1,497,352.52 × 288,466.64 - Step 4: Simplify right side
998,432.24x = 431,936,250,339.93 - Step 5: Solve for x
x = 431,936,250,339.93/998,432.24 - Step 6: Final answer
x = 432,614.49
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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.