Finding the Fourth Proportional to 309,543.62, 464,315.40 and 204,337.98
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Solution
The fourth proportional to 309,543.62, 464,315.40 and 204,337.98 is: 306,506.96
Step by Step Solution
- Step 1: Write the proportion equation
309,543.62 : 464,315.40 = 204,337.98 : x - Step 2: Convert to fraction form
309,543.62/464,315.40 = 204,337.98/x - Step 3: Cross multiply
309,543.62x = 464,315.40 × 204,337.98 - Step 4: Simplify right side
309,543.62x = 94,877,270,918.89 - Step 5: Solve for x
x = 94,877,270,918.89/309,543.62 - Step 6: Final answer
x = 306,506.96
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1.5x scale
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.