Finding the Fourth Proportional to 519,026.67, 716,277.63 and 289,603.99
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Solution
The fourth proportional to 519,026.67, 716,277.63 and 289,603.99 is: 399,665.13
Step by Step Solution
- Step 1: Write the proportion equation
519,026.67 : 716,277.63 = 289,603.99 : x - Step 2: Convert to fraction form
519,026.67/716,277.63 = 289,603.99/x - Step 3: Cross multiply
519,026.67x = 716,277.63 × 289,603.99 - Step 4: Simplify right side
519,026.67x = 207,436,859,595.74 - Step 5: Solve for x
x = 207,436,859,595.74/519,026.67 - Step 6: Final answer
x = 399,665.13
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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.