Finding the Fourth Proportional to 664,899.84, 993,106.98 and 601,622.64
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Solution
The fourth proportional to 664,899.84, 993,106.98 and 601,622.64 is: 898,594.96
Step by Step Solution
- Step 1: Write the proportion equation
664,899.84 : 993,106.98 = 601,622.64 : x - Step 2: Convert to fraction form
664,899.84/993,106.98 = 601,622.64/x - Step 3: Cross multiply
664,899.84x = 993,106.98 × 601,622.64 - Step 4: Simplify right side
664,899.84x = 597,475,643,110.03 - Step 5: Solve for x
x = 597,475,643,110.03/664,899.84 - Step 6: Final answer
x = 898,594.96
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.