Finding the Fourth Proportional to 357,261.10, 536,055.36 and 154,919.26
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Solution
The fourth proportional to 357,261.10, 536,055.36 and 154,919.26 is: 232,449.88
Step by Step Solution
- Step 1: Write the proportion equation
357,261.10 : 536,055.36 = 154,919.26 : x - Step 2: Convert to fraction form
357,261.10/536,055.36 = 154,919.26/x - Step 3: Cross multiply
357,261.10x = 536,055.36 × 154,919.26 - Step 4: Simplify right side
357,261.10x = 83,045,299,690.23 - Step 5: Solve for x
x = 83,045,299,690.23/357,261.10 - Step 6: Final answer
x = 232,449.88
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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.