Finding the Fourth Proportional to 552,715.65, 828,980.73 and 153,396.99
Calculator
Solution
The fourth proportional to 552,715.65, 828,980.73 and 153,396.99 is: 230,069.75
Step by Step Solution
- Step 1: Write the proportion equation
552,715.65 : 828,980.73 = 153,396.99 : x - Step 2: Convert to fraction form
552,715.65/828,980.73 = 153,396.99/x - Step 3: Cross multiply
552,715.65x = 828,980.73 × 153,396.99 - Step 4: Simplify right side
552,715.65x = 127,163,148,750.00 - Step 5: Solve for x
x = 127,163,148,750.00/552,715.65 - Step 6: Final answer
x = 230,069.75
Related Problems
Find fourth proportional to 276,357.83, 414,490.37 and 76,698.50
Half scale
Find fourth proportional to 1,105,431.30, 1,657,961.46 and 306,793.98
Double scale
Find fourth proportional to 552,716.65, 828,982.23 and 153,397.99
Similar ratio
Find fourth proportional to 829,073.48, 1,243,471.10 and 230,095.49
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.