Finding the Fourth Proportional to 403,769.70, 604,342.35 and 403,769.70
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Solution
The fourth proportional to 403,769.70, 604,342.35 and 403,769.70 is: 604,342.35
Step by Step Solution
- Step 1: Write the proportion equation
403,769.70 : 604,342.35 = 403,769.70 : x - Step 2: Convert to fraction form
403,769.70/604,342.35 = 403,769.70/x - Step 3: Cross multiply
403,769.70x = 604,342.35 × 403,769.70 - Step 4: Simplify right side
403,769.70x = 244,015,129,356.80 - Step 5: Solve for x
x = 244,015,129,356.80/403,769.70 - Step 6: Final answer
x = 604,342.35
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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.