Finding the Fourth Proportional to 583,106.19, 804,661.68 and 324,969.40
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Solution
The fourth proportional to 583,106.19, 804,661.68 and 324,969.40 is: 448,443.92
Step by Step Solution
- Step 1: Write the proportion equation
583,106.19 : 804,661.68 = 324,969.40 : x - Step 2: Convert to fraction form
583,106.19/804,661.68 = 324,969.40/x - Step 3: Cross multiply
583,106.19x = 804,661.68 × 324,969.40 - Step 4: Simplify right side
583,106.19x = 261,490,423,352.59 - Step 5: Solve for x
x = 261,490,423,352.59/583,106.19 - Step 6: Final answer
x = 448,443.92
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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.