Finding the Fourth Proportional to 636,054.42, 953,848.35 and 186,659.94
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Solution
The fourth proportional to 636,054.42, 953,848.35 and 186,659.94 is: 279,921.45
Step by Step Solution
- Step 1: Write the proportion equation
636,054.42 : 953,848.35 = 186,659.94 : x - Step 2: Convert to fraction form
636,054.42/953,848.35 = 186,659.94/x - Step 3: Cross multiply
636,054.42x = 953,848.35 × 186,659.94 - Step 4: Simplify right side
636,054.42x = 178,045,275,780.10 - Step 5: Solve for x
x = 178,045,275,780.10/636,054.42 - Step 6: Final answer
x = 279,921.45
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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.