Finding the Fourth Proportional to 552,280.55, 828,419.45 and 152,919.99
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Solution
The fourth proportional to 552,280.55, 828,419.45 and 152,919.99 is: 229,379.60
Step by Step Solution
- Step 1: Write the proportion equation
552,280.55 : 828,419.45 = 152,919.99 : x - Step 2: Convert to fraction form
552,280.55/828,419.45 = 152,919.99/x - Step 3: Cross multiply
552,280.55x = 828,419.45 × 152,919.99 - Step 4: Simplify right side
552,280.55x = 126,681,893,245.21 - Step 5: Solve for x
x = 126,681,893,245.21/552,280.55 - Step 6: Final answer
x = 229,379.60
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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.