Finding the Fourth Proportional to 273,281.18, 407,204.99 and 243,469.94
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Solution
The fourth proportional to 273,281.18, 407,204.99 and 243,469.94 is: 362,784.49
Step by Step Solution
- Step 1: Write the proportion equation
273,281.18 : 407,204.99 = 243,469.94 : x - Step 2: Convert to fraction form
273,281.18/407,204.99 = 243,469.94/x - Step 3: Cross multiply
273,281.18x = 407,204.99 × 243,469.94 - Step 4: Simplify right side
273,281.18x = 99,142,174,483.00 - Step 5: Solve for x
x = 99,142,174,483.00/273,281.18 - Step 6: Final answer
x = 362,784.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.