Finding the Fourth Proportional to 844,729.36, 1,165,284.84 and 522,336.40
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Solution
The fourth proportional to 844,729.36, 1,165,284.84 and 522,336.40 is: 720,551.12
Step by Step Solution
- Step 1: Write the proportion equation
844,729.36 : 1,165,284.84 = 522,336.40 : x - Step 2: Convert to fraction form
844,729.36/1,165,284.84 = 522,336.40/x - Step 3: Cross multiply
844,729.36x = 1,165,284.84 × 522,336.40 - Step 4: Simplify right side
844,729.36x = 608,670,688,300.18 - Step 5: Solve for x
x = 608,670,688,300.18/844,729.36 - Step 6: Final answer
x = 720,551.12
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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.