Finding the Fourth Proportional to 525,537.99, 789,257.33 and 485,513.87
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Solution
The fourth proportional to 525,537.99, 789,257.33 and 485,513.87 is: 729,148.76
Step by Step Solution
- Step 1: Write the proportion equation
525,537.99 : 789,257.33 = 485,513.87 : x - Step 2: Convert to fraction form
525,537.99/789,257.33 = 485,513.87/x - Step 3: Cross multiply
525,537.99x = 789,257.33 × 485,513.87 - Step 4: Simplify right side
525,537.99x = 383,195,377,300.03 - Step 5: Solve for x
x = 383,195,377,300.03/525,537.99 - Step 6: Final answer
x = 729,148.76
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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.