Finding the Fourth Proportional to 247,424.40, 370,974.60 and 97,574.40
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Solution
The fourth proportional to 247,424.40, 370,974.60 and 97,574.40 is: 146,297.71
Step by Step Solution
- Step 1: Write the proportion equation
247,424.40 : 370,974.60 = 97,574.40 : x - Step 2: Convert to fraction form
247,424.40/370,974.60 = 97,574.40/x - Step 3: Cross multiply
247,424.40x = 370,974.60 × 97,574.40 - Step 4: Simplify right side
247,424.40x = 36,197,624,010.24 - Step 5: Solve for x
x = 36,197,624,010.24/247,424.40 - Step 6: Final answer
x = 146,297.71
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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.