Finding the Fourth Proportional to 411,417.20, 617,004.84 and 174,758
Calculator
Solution
The fourth proportional to 411,417.20, 617,004.84 and 174,758 is: 262,085.62
Step by Step Solution
- Step 1: Write the proportion equation
411,417.20 : 617,004.84 = 174,758 : x - Step 2: Convert to fraction form
411,417.20/617,004.84 = 174,758/x - Step 3: Cross multiply
411,417.20x = 617,004.84 × 174,758 - Step 4: Simplify right side
411,417.20x = 107,826,531,828.72 - Step 5: Solve for x
x = 107,826,531,828.72/411,417.20 - Step 6: Final answer
x = 262,085.62
Related Problems
Find fourth proportional to 205,708.60, 308,502.42 and 87,379
Half scale
Find fourth proportional to 822,834.40, 1,234,009.68 and 349,516
Double scale
Find fourth proportional to 411,418.20, 617,006.34 and 174,759
Similar ratio
Find fourth proportional to 617,125.80, 925,507.26 and 262,137
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.