Finding the Fourth Proportional to 313,267.05, 432,308.93 and 170,027.10
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Solution
The fourth proportional to 313,267.05, 432,308.93 and 170,027.10 is: 234,637.61
Step by Step Solution
- Step 1: Write the proportion equation
313,267.05 : 432,308.93 = 170,027.10 : x - Step 2: Convert to fraction form
313,267.05/432,308.93 = 170,027.10/x - Step 3: Cross multiply
313,267.05x = 432,308.93 × 170,027.10 - Step 4: Simplify right side
313,267.05x = 73,504,232,821.87 - Step 5: Solve for x
x = 73,504,232,821.87/313,267.05 - Step 6: Final answer
x = 234,637.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.