Finding the Fourth Proportional to 302,450.20, 453,675.30 and 124,865.80
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Solution
The fourth proportional to 302,450.20, 453,675.30 and 124,865.80 is: 187,298.70
Step by Step Solution
- Step 1: Write the proportion equation
302,450.20 : 453,675.30 = 124,865.80 : x - Step 2: Convert to fraction form
302,450.20/453,675.30 = 124,865.80/x - Step 3: Cross multiply
302,450.20x = 453,675.30 × 124,865.80 - Step 4: Simplify right side
302,450.20x = 56,648,529,274.74 - Step 5: Solve for x
x = 56,648,529,274.74/302,450.20 - Step 6: Final answer
x = 187,298.70
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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.