Finding the Fourth Proportional to 544.32, 810 and 532.98
Calculator
Solution
The fourth proportional to 544.32, 810 and 532.98 is: 793.13
Step by Step Solution
- Step 1: Write the proportion equation
544.32 : 810 = 532.98 : x - Step 2: Convert to fraction form
544.32/810 = 532.98/x - Step 3: Cross multiply
544.32x = 810 × 532.98 - Step 4: Simplify right side
544.32x = 431,713.80 - Step 5: Solve for x
x = 431,713.80/544.32 - Step 6: Final answer
x = 793.13
Related Problems
Find fourth proportional to 272.16, 405 and 266.49
Half scale
Find fourth proportional to 1,088.64, 1,620 and 1,065.96
Double scale
Find fourth proportional to 545.32, 811.49 and 533.98
Similar ratio
Find fourth proportional to 816.48, 1,215 and 799.47
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.