Finding the Fourth Proportional to 316,926.44, 475,397.98 and 92,277.80
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Solution
The fourth proportional to 316,926.44, 475,397.98 and 92,277.80 is: 138,419.12
Step by Step Solution
- Step 1: Write the proportion equation
316,926.44 : 475,397.98 = 92,277.80 : x - Step 2: Convert to fraction form
316,926.44/475,397.98 = 92,277.80/x - Step 3: Cross multiply
316,926.44x = 475,397.98 × 92,277.80 - Step 4: Simplify right side
316,926.44x = 43,868,679,718.84 - Step 5: Solve for x
x = 43,868,679,718.84/316,926.44 - Step 6: Final answer
x = 138,419.12
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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.