Finding the Fourth Proportional to 575,872.80, 794,699.04 and 317,752.08
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Solution
The fourth proportional to 575,872.80, 794,699.04 and 317,752.08 is: 438,494.88
Step by Step Solution
- Step 1: Write the proportion equation
575,872.80 : 794,699.04 = 317,752.08 : x - Step 2: Convert to fraction form
575,872.80/794,699.04 = 317,752.08/x - Step 3: Cross multiply
575,872.80x = 794,699.04 × 317,752.08 - Step 4: Simplify right side
575,872.80x = 252,517,272,934.00 - Step 5: Solve for x
x = 252,517,272,934.00/575,872.80 - Step 6: Final answer
x = 438,494.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.