Finding the Fourth Proportional to 266,104.80, 399,266.55 and 97,705.80
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Solution
The fourth proportional to 266,104.80, 399,266.55 and 97,705.80 is: 146,598.85
Step by Step Solution
- Step 1: Write the proportion equation
266,104.80 : 399,266.55 = 97,705.80 : x - Step 2: Convert to fraction form
266,104.80/399,266.55 = 97,705.80/x - Step 3: Cross multiply
266,104.80x = 399,266.55 × 97,705.80 - Step 4: Simplify right side
266,104.80x = 39,010,657,680.99 - Step 5: Solve for x
x = 39,010,657,680.99/266,104.80 - Step 6: Final answer
x = 146,598.85
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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.