Finding the Fourth Proportional to 552,202.80, 827,137.80 and 458,890.80
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Solution
The fourth proportional to 552,202.80, 827,137.80 and 458,890.80 is: 687,366.90
Step by Step Solution
- Step 1: Write the proportion equation
552,202.80 : 827,137.80 = 458,890.80 : x - Step 2: Convert to fraction form
552,202.80/827,137.80 = 458,890.80/x - Step 3: Cross multiply
552,202.80x = 827,137.80 × 458,890.80 - Step 4: Simplify right side
552,202.80x = 379,565,926,752.24 - Step 5: Solve for x
x = 379,565,926,752.24/552,202.80 - Step 6: Final answer
x = 687,366.90
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1.5x scale
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.