Finding the Fourth Proportional to 872,548.52, 1,308,784.70 and 273,496
Calculator
Solution
The fourth proportional to 872,548.52, 1,308,784.70 and 273,496 is: 410,232.06
Step by Step Solution
- Step 1: Write the proportion equation
872,548.52 : 1,308,784.70 = 273,496 : x - Step 2: Convert to fraction form
872,548.52/1,308,784.70 = 273,496/x - Step 3: Cross multiply
872,548.52x = 1,308,784.70 × 273,496 - Step 4: Simplify right side
872,548.52x = 357,947,380,311.20 - Step 5: Solve for x
x = 357,947,380,311.20/872,548.52 - Step 6: Final answer
x = 410,232.06
Related Problems
Find fourth proportional to 436,274.26, 654,392.35 and 136,748
Half scale
Find fourth proportional to 1,745,097.04, 2,617,569.40 and 546,992
Double scale
Find fourth proportional to 872,549.52, 1,308,786.20 and 273,497
Similar ratio
Find fourth proportional to 1,308,822.78, 1,963,177.05 and 410,244
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.