Finding the Fourth Proportional to 430,219.96, 594,310.66 and 344,746.74
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Solution
The fourth proportional to 430,219.96, 594,310.66 and 344,746.74 is: 476,236.99
Step by Step Solution
- Step 1: Write the proportion equation
430,219.96 : 594,310.66 = 344,746.74 : x - Step 2: Convert to fraction form
430,219.96/594,310.66 = 344,746.74/x - Step 3: Cross multiply
430,219.96x = 594,310.66 × 344,746.74 - Step 4: Simplify right side
430,219.96x = 204,886,661,575.65 - Step 5: Solve for x
x = 204,886,661,575.65/430,219.96 - Step 6: Final answer
x = 476,236.99
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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.