Finding the Fourth Proportional to 430,302.58, 645,541.35 and 149,841.70
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Solution
The fourth proportional to 430,302.58, 645,541.35 and 149,841.70 is: 224,793.01
Step by Step Solution
- Step 1: Write the proportion equation
430,302.58 : 645,541.35 = 149,841.70 : x - Step 2: Convert to fraction form
430,302.58/645,541.35 = 149,841.70/x - Step 3: Cross multiply
430,302.58x = 645,541.35 × 149,841.70 - Step 4: Simplify right side
430,302.58x = 96,729,011,128.54 - Step 5: Solve for x
x = 96,729,011,128.54/430,302.58 - Step 6: Final answer
x = 224,793.01
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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.