Finding the Fourth Proportional to 513,796.68, 709,024.82 and 284,363.58
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Solution
The fourth proportional to 513,796.68, 709,024.82 and 284,363.58 is: 392,413.66
Step by Step Solution
- Step 1: Write the proportion equation
513,796.68 : 709,024.82 = 284,363.58 : x - Step 2: Convert to fraction form
513,796.68/709,024.82 = 284,363.58/x - Step 3: Cross multiply
513,796.68x = 709,024.82 × 284,363.58 - Step 4: Simplify right side
513,796.68x = 201,620,836,124.06 - Step 5: Solve for x
x = 201,620,836,124.06/513,796.68 - Step 6: Final answer
x = 392,413.66
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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.