Finding the Fourth Proportional to 559,917.09, 772,652.29 and 318,166.11
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Solution
The fourth proportional to 559,917.09, 772,652.29 and 318,166.11 is: 439,050.32
Step by Step Solution
- Step 1: Write the proportion equation
559,917.09 : 772,652.29 = 318,166.11 : x - Step 2: Convert to fraction form
559,917.09/772,652.29 = 318,166.11/x - Step 3: Cross multiply
559,917.09x = 772,652.29 × 318,166.11 - Step 4: Simplify right side
559,917.09x = 245,831,776,218.94 - Step 5: Solve for x
x = 245,831,776,218.94/559,917.09 - Step 6: Final answer
x = 439,050.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.