Finding the Fourth Proportional to 294,655.20, 441,982.80 and 97,663.20
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Solution
The fourth proportional to 294,655.20, 441,982.80 and 97,663.20 is: 146,494.80
Step by Step Solution
- Step 1: Write the proportion equation
294,655.20 : 441,982.80 = 97,663.20 : x - Step 2: Convert to fraction form
294,655.20/441,982.80 = 97,663.20/x - Step 3: Cross multiply
294,655.20x = 441,982.80 × 97,663.20 - Step 4: Simplify right side
294,655.20x = 43,165,454,592.96 - Step 5: Solve for x
x = 43,165,454,592.96/294,655.20 - Step 6: Final answer
x = 146,494.80
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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.