Finding the Fourth Proportional to 849,519.36, 1,274,463.36 and 258,528
Calculator
Solution
The fourth proportional to 849,519.36, 1,274,463.36 and 258,528 is: 387,848.09
Step by Step Solution
- Step 1: Write the proportion equation
849,519.36 : 1,274,463.36 = 258,528 : x - Step 2: Convert to fraction form
849,519.36/1,274,463.36 = 258,528/x - Step 3: Cross multiply
849,519.36x = 1,274,463.36 × 258,528 - Step 4: Simplify right side
849,519.36x = 329,484,463,534.08 - Step 5: Solve for x
x = 329,484,463,534.08/849,519.36 - Step 6: Final answer
x = 387,848.09
Related Problems
Find fourth proportional to 424,759.68, 637,231.68 and 129,264
Half scale
Find fourth proportional to 1,699,038.72, 2,548,926.72 and 517,056
Double scale
Find fourth proportional to 849,520.36, 1,274,464.86 and 258,529
Similar ratio
Find fourth proportional to 1,274,279.04, 1,911,695.04 and 387,792
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.