Finding the Fourth Proportional to 304,232.60, 456,305.70 and 104,562.20
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Solution
The fourth proportional to 304,232.60, 456,305.70 and 104,562.20 is: 156,828.45
Step by Step Solution
- Step 1: Write the proportion equation
304,232.60 : 456,305.70 = 104,562.20 : x - Step 2: Convert to fraction form
304,232.60/456,305.70 = 104,562.20/x - Step 3: Cross multiply
304,232.60x = 456,305.70 × 104,562.20 - Step 4: Simplify right side
304,232.60x = 47,712,327,864.54 - Step 5: Solve for x
x = 47,712,327,864.54/304,232.60 - Step 6: Final answer
x = 156,828.45
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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.