Finding the Fourth Proportional to 367,780.98, 551,670.66 and 97,909.19
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Solution
The fourth proportional to 367,780.98, 551,670.66 and 97,909.19 is: 146,863.57
Step by Step Solution
- Step 1: Write the proportion equation
367,780.98 : 551,670.66 = 97,909.19 : x - Step 2: Convert to fraction form
367,780.98/551,670.66 = 97,909.19/x - Step 3: Cross multiply
367,780.98x = 551,670.66 × 97,909.19 - Step 4: Simplify right side
367,780.98x = 54,013,626,777.78 - Step 5: Solve for x
x = 54,013,626,777.78/367,780.98 - Step 6: Final answer
x = 146,863.57
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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.