Finding the Fourth Proportional to 575,374.05, 794,356.40 and 511,535.18
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Solution
The fourth proportional to 575,374.05, 794,356.40 and 511,535.18 is: 706,221.02
Step by Step Solution
- Step 1: Write the proportion equation
575,374.05 : 794,356.40 = 511,535.18 : x - Step 2: Convert to fraction form
575,374.05/794,356.40 = 511,535.18/x - Step 3: Cross multiply
575,374.05x = 794,356.40 × 511,535.18 - Step 4: Simplify right side
575,374.05x = 406,341,247,322.88 - Step 5: Solve for x
x = 406,341,247,322.88/575,374.05 - Step 6: Final answer
x = 706,221.02
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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.