Finding the Fourth Proportional to 357,531.52, 536,290.80 and 301,730.08
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Solution
The fourth proportional to 357,531.52, 536,290.80 and 301,730.08 is: 452,589.65
Step by Step Solution
- Step 1: Write the proportion equation
357,531.52 : 536,290.80 = 301,730.08 : x - Step 2: Convert to fraction form
357,531.52/536,290.80 = 301,730.08/x - Step 3: Cross multiply
357,531.52x = 536,290.80 × 301,730.08 - Step 4: Simplify right side
357,531.52x = 161,815,065,987.26 - Step 5: Solve for x
x = 161,815,065,987.26/357,531.52 - Step 6: Final answer
x = 452,589.65
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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.