Finding the Fourth Proportional to 509,208.24, 702,687.72 and 282,868.08
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Solution
The fourth proportional to 509,208.24, 702,687.72 and 282,868.08 is: 390,347.03
Step by Step Solution
- Step 1: Write the proportion equation
509,208.24 : 702,687.72 = 282,868.08 : x - Step 2: Convert to fraction form
509,208.24/702,687.72 = 282,868.08/x - Step 3: Cross multiply
509,208.24x = 702,687.72 × 282,868.08 - Step 4: Simplify right side
509,208.24x = 198,767,926,195.98 - Step 5: Solve for x
x = 198,767,926,195.98/509,208.24 - Step 6: Final answer
x = 390,347.03
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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.