Finding the Fourth Proportional to 575,875.80, 794,703.18 and 317,755.08
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Solution
The fourth proportional to 575,875.80, 794,703.18 and 317,755.08 is: 438,499.02
Step by Step Solution
- Step 1: Write the proportion equation
575,875.80 : 794,703.18 = 317,755.08 : x - Step 2: Convert to fraction form
575,875.80/794,703.18 = 317,755.08/x - Step 3: Cross multiply
575,875.80x = 794,703.18 × 317,755.08 - Step 4: Simplify right side
575,875.80x = 252,520,972,537.15 - Step 5: Solve for x
x = 252,520,972,537.15/575,875.80 - Step 6: Final answer
x = 438,499.02
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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.