Finding the Fourth Proportional to 247,909.70, 348,006.70 and 247,909.70
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Solution
The fourth proportional to 247,909.70, 348,006.70 and 247,909.70 is: 348,006.70
Step by Step Solution
- Step 1: Write the proportion equation
247,909.70 : 348,006.70 = 247,909.70 : x - Step 2: Convert to fraction form
247,909.70/348,006.70 = 247,909.70/x - Step 3: Cross multiply
247,909.70x = 348,006.70 × 247,909.70 - Step 4: Simplify right side
247,909.70x = 86,274,236,594.99 - Step 5: Solve for x
x = 86,274,236,594.99/247,909.70 - Step 6: Final answer
x = 348,006.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.