Finding the Fourth Proportional to 575,995.44, 864,378.88 and 239,036.40
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Solution
The fourth proportional to 575,995.44, 864,378.88 and 239,036.40 is: 358,714.67
Step by Step Solution
- Step 1: Write the proportion equation
575,995.44 : 864,378.88 = 239,036.40 : x - Step 2: Convert to fraction form
575,995.44/864,378.88 = 239,036.40/x - Step 3: Cross multiply
575,995.44x = 864,378.88 × 239,036.40 - Step 4: Simplify right side
575,995.44x = 206,618,015,711.23 - Step 5: Solve for x
x = 206,618,015,711.23/575,995.44 - Step 6: Final answer
x = 358,714.67
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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.