Finding the Fourth Proportional to 549,284.80, 823,927.20 and 194,699.20
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Solution
The fourth proportional to 549,284.80, 823,927.20 and 194,699.20 is: 292,048.80
Step by Step Solution
- Step 1: Write the proportion equation
549,284.80 : 823,927.20 = 194,699.20 : x - Step 2: Convert to fraction form
549,284.80/823,927.20 = 194,699.20/x - Step 3: Cross multiply
549,284.80x = 823,927.20 × 194,699.20 - Step 4: Simplify right side
549,284.80x = 160,417,966,698.24 - Step 5: Solve for x
x = 160,417,966,698.24/549,284.80 - Step 6: Final answer
x = 292,048.80
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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.