Finding the Fourth Proportional to 301,739.16, 452,548.68 and 149,777.70
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Solution
The fourth proportional to 301,739.16, 452,548.68 and 149,777.70 is: 224,636.74
Step by Step Solution
- Step 1: Write the proportion equation
301,739.16 : 452,548.68 = 149,777.70 : x - Step 2: Convert to fraction form
301,739.16/452,548.68 = 149,777.70/x - Step 3: Cross multiply
301,739.16x = 452,548.68 × 149,777.70 - Step 4: Simplify right side
301,739.16x = 67,781,700,428.44 - Step 5: Solve for x
x = 67,781,700,428.44/301,739.16 - Step 6: Final answer
x = 224,636.74
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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.