Finding the Fourth Proportional to 303,263.74, 453,948.99 and 223,391.74
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Solution
The fourth proportional to 303,263.74, 453,948.99 and 223,391.74 is: 334,390.31
Step by Step Solution
- Step 1: Write the proportion equation
303,263.74 : 453,948.99 = 223,391.74 : x - Step 2: Convert to fraction form
303,263.74/453,948.99 = 223,391.74/x - Step 3: Cross multiply
303,263.74x = 453,948.99 × 223,391.74 - Step 4: Simplify right side
303,263.74x = 101,408,454,747.34 - Step 5: Solve for x
x = 101,408,454,747.34/303,263.74 - Step 6: Final answer
x = 334,390.31
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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.