Finding the Fourth Proportional to 452,332.65, 624,229.91 and 245,609.75
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Solution
The fourth proportional to 452,332.65, 624,229.91 and 245,609.75 is: 338,947.35
Step by Step Solution
- Step 1: Write the proportion equation
452,332.65 : 624,229.91 = 245,609.75 : x - Step 2: Convert to fraction form
452,332.65/624,229.91 = 245,609.75/x - Step 3: Cross multiply
452,332.65x = 624,229.91 × 245,609.75 - Step 4: Simplify right side
452,332.65x = 153,316,952,137.62 - Step 5: Solve for x
x = 153,316,952,137.62/452,332.65 - Step 6: Final answer
x = 338,947.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.