Finding the Fourth Proportional to 983,203.99, 1,356,823.73 and 547,617.84
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Solution
The fourth proportional to 983,203.99, 1,356,823.73 and 547,617.84 is: 755,713.86
Step by Step Solution
- Step 1: Write the proportion equation
983,203.99 : 1,356,823.73 = 547,617.84 : x - Step 2: Convert to fraction form
983,203.99/1,356,823.73 = 547,617.84/x - Step 3: Cross multiply
983,203.99x = 1,356,823.73 × 547,617.84 - Step 4: Simplify right side
983,203.99x = 743,020,880,283.34 - Step 5: Solve for x
x = 743,020,880,283.34/983,203.99 - Step 6: Final answer
x = 755,713.86
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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.