Finding the Fourth Proportional to 351,207.06, 526,970.52 and 148,858.62
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Solution
The fourth proportional to 351,207.06, 526,970.52 and 148,858.62 is: 223,355.72
Step by Step Solution
- Step 1: Write the proportion equation
351,207.06 : 526,970.52 = 148,858.62 : x - Step 2: Convert to fraction form
351,207.06/526,970.52 = 148,858.62/x - Step 3: Cross multiply
351,207.06x = 526,970.52 × 148,858.62 - Step 4: Simplify right side
351,207.06x = 78,444,104,387.88 - Step 5: Solve for x
x = 78,444,104,387.88/351,207.06 - Step 6: Final answer
x = 223,355.72
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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.