Finding the Fourth Proportional to 578,599.44, 798,458.31 and 323,959.74
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Solution
The fourth proportional to 578,599.44, 798,458.31 and 323,959.74 is: 447,059.45
Step by Step Solution
- Step 1: Write the proportion equation
578,599.44 : 798,458.31 = 323,959.74 : x - Step 2: Convert to fraction form
578,599.44/798,458.31 = 323,959.74/x - Step 3: Cross multiply
578,599.44x = 798,458.31 × 323,959.74 - Step 4: Simplify right side
578,599.44x = 258,668,346,508.44 - Step 5: Solve for x
x = 258,668,346,508.44/578,599.44 - Step 6: Final answer
x = 447,059.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.