Finding the Fourth Proportional to 633,747.99, 950,621.04 and 213,319.11
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Solution
The fourth proportional to 633,747.99, 950,621.04 and 213,319.11 is: 319,978.35
Step by Step Solution
- Step 1: Write the proportion equation
633,747.99 : 950,621.04 = 213,319.11 : x - Step 2: Convert to fraction form
633,747.99/950,621.04 = 213,319.11/x - Step 3: Cross multiply
633,747.99x = 950,621.04 × 213,319.11 - Step 4: Simplify right side
633,747.99x = 202,785,634,200.07 - Step 5: Solve for x
x = 202,785,634,200.07/633,747.99 - Step 6: Final answer
x = 319,978.35
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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.