Finding the Fourth Proportional to 294,663.70, 441,995.55 and 97,671.70
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Solution
The fourth proportional to 294,663.70, 441,995.55 and 97,671.70 is: 146,507.55
Step by Step Solution
- Step 1: Write the proportion equation
294,663.70 : 441,995.55 = 97,671.70 : x - Step 2: Convert to fraction form
294,663.70/441,995.55 = 97,671.70/x - Step 3: Cross multiply
294,663.70x = 441,995.55 × 97,671.70 - Step 4: Simplify right side
294,663.70x = 43,170,456,760.94 - Step 5: Solve for x
x = 43,170,456,760.94/294,663.70 - Step 6: Final answer
x = 146,507.55
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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.