Finding the Fourth Proportional to 313,295.96, 432,573.10 and 192,599.06
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Solution
The fourth proportional to 313,295.96, 432,573.10 and 192,599.06 is: 265,924.82
Step by Step Solution
- Step 1: Write the proportion equation
313,295.96 : 432,573.10 = 192,599.06 : x - Step 2: Convert to fraction form
313,295.96/432,573.10 = 192,599.06/x - Step 3: Cross multiply
313,295.96x = 432,573.10 × 192,599.06 - Step 4: Simplify right side
313,295.96x = 83,313,169,796.92 - Step 5: Solve for x
x = 83,313,169,796.92/313,295.96 - Step 6: Final answer
x = 265,924.82
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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.