Finding the Fourth Proportional to 247,224.80, 370,934.40 and 97,439.60
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Solution
The fourth proportional to 247,224.80, 370,934.40 and 97,439.60 is: 146,197.71
Step by Step Solution
- Step 1: Write the proportion equation
247,224.80 : 370,934.40 = 97,439.60 : x - Step 2: Convert to fraction form
247,224.80/370,934.40 = 97,439.60/x - Step 3: Cross multiply
247,224.80x = 370,934.40 × 97,439.60 - Step 4: Simplify right side
247,224.80x = 36,143,699,562.24 - Step 5: Solve for x
x = 36,143,699,562.24/247,224.80 - Step 6: Final answer
x = 146,197.71
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1.5x scale
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.