Finding the Fourth Proportional to 586,435.20, 879,652.80 and 350,044.80
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Solution
The fourth proportional to 586,435.20, 879,652.80 and 350,044.80 is: 525,067.20
Step by Step Solution
- Step 1: Write the proportion equation
586,435.20 : 879,652.80 = 350,044.80 : x - Step 2: Convert to fraction form
586,435.20/879,652.80 = 350,044.80/x - Step 3: Cross multiply
586,435.20x = 879,652.80 × 350,044.80 - Step 4: Simplify right side
586,435.20x = 307,917,888,445.44 - Step 5: Solve for x
x = 307,917,888,445.44/586,435.20 - Step 6: Final answer
x = 525,067.20
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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.