Finding the Fourth Proportional to 302,421.98, 453,698.56 and 92,054.44
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Solution
The fourth proportional to 302,421.98, 453,698.56 and 92,054.44 is: 138,101.62
Step by Step Solution
- Step 1: Write the proportion equation
302,421.98 : 453,698.56 = 92,054.44 : x - Step 2: Convert to fraction form
302,421.98/453,698.56 = 92,054.44/x - Step 3: Cross multiply
302,421.98x = 453,698.56 × 92,054.44 - Step 4: Simplify right side
302,421.98x = 41,764,966,869.61 - Step 5: Solve for x
x = 41,764,966,869.61/302,421.98 - Step 6: Final answer
x = 138,101.62
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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.