Finding the Fourth Proportional to 831,041.99, 1,146,642.61 and 504,347.76
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Solution
The fourth proportional to 831,041.99, 1,146,642.61 and 504,347.76 is: 695,881.36
Step by Step Solution
- Step 1: Write the proportion equation
831,041.99 : 1,146,642.61 = 504,347.76 : x - Step 2: Convert to fraction form
831,041.99/1,146,642.61 = 504,347.76/x - Step 3: Cross multiply
831,041.99x = 1,146,642.61 × 504,347.76 - Step 4: Simplify right side
831,041.99x = 578,306,629,352.32 - Step 5: Solve for x
x = 578,306,629,352.32/831,041.99 - Step 6: Final answer
x = 695,881.36
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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.