Finding the Fourth Proportional to 365,987.84, 549,026.04 and 129,282.08
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Solution
The fourth proportional to 365,987.84, 549,026.04 and 129,282.08 is: 193,938.76
Step by Step Solution
- Step 1: Write the proportion equation
365,987.84 : 549,026.04 = 129,282.08 : x - Step 2: Convert to fraction form
365,987.84/549,026.04 = 129,282.08/x - Step 3: Cross multiply
365,987.84x = 549,026.04 × 129,282.08 - Step 4: Simplify right side
365,987.84x = 70,979,228,425.36 - Step 5: Solve for x
x = 70,979,228,425.36/365,987.84 - Step 6: Final answer
x = 193,938.76
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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.