Finding the Fourth Proportional to 575,981.80, 794,847.99 and 317,860.72
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Solution
The fourth proportional to 575,981.80, 794,847.99 and 317,860.72 is: 438,643.99
Step by Step Solution
- Step 1: Write the proportion equation
575,981.80 : 794,847.99 = 317,860.72 : x - Step 2: Convert to fraction form
575,981.80/794,847.99 = 317,860.72/x - Step 3: Cross multiply
575,981.80x = 794,847.99 × 317,860.72 - Step 4: Simplify right side
575,981.80x = 252,650,954,391.95 - Step 5: Solve for x
x = 252,650,954,391.95/575,981.80 - Step 6: Final answer
x = 438,643.99
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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.