Finding the Fourth Proportional to 625,506.99, 938,251.98 and 152,192.81
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Solution
The fourth proportional to 625,506.99, 938,251.98 and 152,192.81 is: 228,287.14
Step by Step Solution
- Step 1: Write the proportion equation
625,506.99 : 938,251.98 = 152,192.81 : x - Step 2: Convert to fraction form
625,506.99/938,251.98 = 152,192.81/x - Step 3: Cross multiply
625,506.99x = 938,251.98 × 152,192.81 - Step 4: Simplify right side
625,506.99x = 142,795,200,633.00 - Step 5: Solve for x
x = 142,795,200,633.00/625,506.99 - Step 6: Final answer
x = 228,287.14
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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.