Finding the Fourth Proportional to 664,355.70, 996,533.55 and 629,363.70
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Solution
The fourth proportional to 664,355.70, 996,533.55 and 629,363.70 is: 944,045.55
Step by Step Solution
- Step 1: Write the proportion equation
664,355.70 : 996,533.55 = 629,363.70 : x - Step 2: Convert to fraction form
664,355.70/996,533.55 = 629,363.70/x - Step 3: Cross multiply
664,355.70x = 996,533.55 × 629,363.70 - Step 4: Simplify right side
664,355.70x = 627,182,042,202.14 - Step 5: Solve for x
x = 627,182,042,202.14/664,355.70 - Step 6: Final answer
x = 944,045.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.