Finding the Fourth Proportional to 509,202.24, 702,679.44 and 282,862.08
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Solution
The fourth proportional to 509,202.24, 702,679.44 and 282,862.08 is: 390,338.75
Step by Step Solution
- Step 1: Write the proportion equation
509,202.24 : 702,679.44 = 282,862.08 : x - Step 2: Convert to fraction form
509,202.24/702,679.44 = 282,862.08/x - Step 3: Cross multiply
509,202.24x = 702,679.44 × 282,862.08 - Step 4: Simplify right side
509,202.24x = 198,761,367,971.64 - Step 5: Solve for x
x = 198,761,367,971.64/509,202.24 - Step 6: Final answer
x = 390,338.75
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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.