Finding the Fourth Proportional to 414,374.10, 621,323.01 and 201,068.70
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Solution
The fourth proportional to 414,374.10, 621,323.01 and 201,068.70 is: 301,487.50
Step by Step Solution
- Step 1: Write the proportion equation
414,374.10 : 621,323.01 = 201,068.70 : x - Step 2: Convert to fraction form
414,374.10/621,323.01 = 201,068.70/x - Step 3: Cross multiply
414,374.10x = 621,323.01 × 201,068.70 - Step 4: Simplify right side
414,374.10x = 124,928,609,900.79 - Step 5: Solve for x
x = 124,928,609,900.79/414,374.10 - Step 6: Final answer
x = 301,487.50
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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.