Finding the Fourth Proportional to 488,130.66, 732,713.58 and 432,333
Calculator
Solution
The fourth proportional to 488,130.66, 732,713.58 and 432,333 is: 648,957.92
Step by Step Solution
- Step 1: Write the proportion equation
488,130.66 : 732,713.58 = 432,333 : x - Step 2: Convert to fraction form
488,130.66/732,713.58 = 432,333/x - Step 3: Cross multiply
488,130.66x = 732,713.58 × 432,333 - Step 4: Simplify right side
488,130.66x = 316,776,260,182.14 - Step 5: Solve for x
x = 316,776,260,182.14/488,130.66 - Step 6: Final answer
x = 648,957.92
Related Problems
Find fourth proportional to 244,065.33, 366,356.79 and 216,166.50
Half scale
Find fourth proportional to 976,261.32, 1,465,427.16 and 864,666
Double scale
Find fourth proportional to 488,131.66, 732,715.08 and 432,334
Similar ratio
Find fourth proportional to 732,195.99, 1,099,070.37 and 648,499.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.