Finding the Fourth Proportional to 462,501.81, 693,605.07 and 146,884.89
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Solution
The fourth proportional to 462,501.81, 693,605.07 and 146,884.89 is: 220,280.44
Step by Step Solution
- Step 1: Write the proportion equation
462,501.81 : 693,605.07 = 146,884.89 : x - Step 2: Convert to fraction form
462,501.81/693,605.07 = 146,884.89/x - Step 3: Cross multiply
462,501.81x = 693,605.07 × 146,884.89 - Step 4: Simplify right side
462,501.81x = 101,880,104,410.39 - Step 5: Solve for x
x = 101,880,104,410.39/462,501.81 - Step 6: Final answer
x = 220,280.44
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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.