Finding the Fourth Proportional to 532,128.24, 798,338.16 and 265,566.96
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Solution
The fourth proportional to 532,128.24, 798,338.16 and 265,566.96 is: 398,423.20
Step by Step Solution
- Step 1: Write the proportion equation
532,128.24 : 798,338.16 = 265,566.96 : x - Step 2: Convert to fraction form
532,128.24/798,338.16 = 265,566.96/x - Step 3: Cross multiply
532,128.24x = 798,338.16 × 265,566.96 - Step 4: Simplify right side
532,128.24x = 212,012,238,203.19 - Step 5: Solve for x
x = 212,012,238,203.19/532,128.24 - Step 6: Final answer
x = 398,423.20
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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.