Finding the Fourth Proportional to 511,948.95, 706,483.80 and 282,507.99
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Solution
The fourth proportional to 511,948.95, 706,483.80 and 282,507.99 is: 389,857.85
Step by Step Solution
- Step 1: Write the proportion equation
511,948.95 : 706,483.80 = 282,507.99 : x - Step 2: Convert to fraction form
511,948.95/706,483.80 = 282,507.99/x - Step 3: Cross multiply
511,948.95x = 706,483.80 × 282,507.99 - Step 4: Simplify right side
511,948.95x = 199,587,318,305.56 - Step 5: Solve for x
x = 199,587,318,305.56/511,948.95 - Step 6: Final answer
x = 389,857.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.