Finding the Fourth Proportional to 552,442.37, 828,681.36 and 153,086.99
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Solution
The fourth proportional to 552,442.37, 828,681.36 and 153,086.99 is: 229,635.41
Step by Step Solution
- Step 1: Write the proportion equation
552,442.37 : 828,681.36 = 153,086.99 : x - Step 2: Convert to fraction form
552,442.37/828,681.36 = 153,086.99/x - Step 3: Cross multiply
552,442.37x = 828,681.36 × 153,086.99 - Step 4: Simplify right side
552,442.37x = 126,860,330,928.10 - Step 5: Solve for x
x = 126,860,330,928.10/552,442.37 - Step 6: Final answer
x = 229,635.41
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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.