Finding the Fourth Proportional to 453,045.14, 679,520.95 and 153,517.95
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Solution
The fourth proportional to 453,045.14, 679,520.95 and 153,517.95 is: 230,261.07
Step by Step Solution
- Step 1: Write the proportion equation
453,045.14 : 679,520.95 = 153,517.95 : x - Step 2: Convert to fraction form
453,045.14/679,520.95 = 153,517.95/x - Step 3: Cross multiply
453,045.14x = 679,520.95 × 153,517.95 - Step 4: Simplify right side
453,045.14x = 104,318,659,975.53 - Step 5: Solve for x
x = 104,318,659,975.53/453,045.14 - Step 6: Final answer
x = 230,261.07
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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.