Finding the Fourth Proportional to 1,078,346.84, 1,617,727.62 and 413,447
Calculator
Solution
The fourth proportional to 1,078,346.84, 1,617,727.62 and 413,447 is: 620,250.00
Step by Step Solution
- Step 1: Write the proportion equation
1,078,346.84 : 1,617,727.62 = 413,447 : x - Step 2: Convert to fraction form
1,078,346.84/1,617,727.62 = 413,447/x - Step 3: Cross multiply
1,078,346.84x = 1,617,727.62 × 413,447 - Step 4: Simplify right side
1,078,346.84x = 668,844,631,306.14 - Step 5: Solve for x
x = 668,844,631,306.14/1,078,346.84 - Step 6: Final answer
x = 620,250.00
Related Problems
Find fourth proportional to 539,173.42, 808,863.81 and 206,723.50
Half scale
Find fourth proportional to 2,156,693.68, 3,235,455.24 and 826,894
Double scale
Find fourth proportional to 1,078,347.84, 1,617,729.12 and 413,448
Similar ratio
Find fourth proportional to 1,617,520.26, 2,426,591.43 and 620,170.50
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.