Finding the Third Proportional to 553,392 and 841,569.75
Calculator
Solution
The third proportional to 553,392 and 841,569.75 is: 1,279,815.47
Step by Step Solution
- Step 1: Write the proportion equation
553,392 : 841,569.75 = 841,569.75 : x - Step 2: Convert to fraction form
553,392/841,569.75 = 841,569.75/x - Step 3: Cross multiply
553,392x = 841,569.75 × 841,569.75 - Step 4: Simplify right side
553,392x = 708,239,644,115.06 - Step 5: Solve for x
x = 708,239,644,115.06/553,392 - Step 6: Final answer
x = 1,279,815.47
Related Problems
Find third proportional to 276,696 and 420,784.88
Half scale
Find third proportional to 1,106,784 and 1,683,139.50
Double scale
Find third proportional to 553,394 and 841,573
Similar ratio
Find third proportional to 830,088 and 1,262,354.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.