Finding the Fourth Proportional to 264,613.80, 396,920.70 and 159,637.80
Calculator
Solution
The fourth proportional to 264,613.80, 396,920.70 and 159,637.80 is: 239,456.70
Step by Step Solution
- Step 1: Write the proportion equation
264,613.80 : 396,920.70 = 159,637.80 : x - Step 2: Convert to fraction form
264,613.80/396,920.70 = 159,637.80/x - Step 3: Cross multiply
264,613.80x = 396,920.70 × 159,637.80 - Step 4: Simplify right side
264,613.80x = 63,363,547,322.46 - Step 5: Solve for x
x = 63,363,547,322.46/264,613.80 - Step 6: Final answer
x = 239,456.70
Related Problems
Find fourth proportional to 132,306.90, 198,460.35 and 79,818.90
Half scale
Find fourth proportional to 529,227.60, 793,841.40 and 319,275.60
Double scale
Find fourth proportional to 264,614.80, 396,922.20 and 159,638.80
Similar ratio
Find fourth proportional to 396,920.70, 595,381.05 and 239,456.70
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.