Finding the Fourth Proportional to 713,219.06, 1,069,193.62 and 257,708.70
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Solution
The fourth proportional to 713,219.06, 1,069,193.62 and 257,708.70 is: 386,333.61
Step by Step Solution
- Step 1: Write the proportion equation
713,219.06 : 1,069,193.62 = 257,708.70 : x - Step 2: Convert to fraction form
713,219.06/1,069,193.62 = 257,708.70/x - Step 3: Cross multiply
713,219.06x = 1,069,193.62 × 257,708.70 - Step 4: Simplify right side
713,219.06x = 275,540,496,569.95 - Step 5: Solve for x
x = 275,540,496,569.95/713,219.06 - Step 6: Final answer
x = 386,333.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.