Finding the Fourth Proportional to 430,673.19, 645,534.06 and 177,814.27
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Solution
The fourth proportional to 430,673.19, 645,534.06 and 177,814.27 is: 266,524.99
Step by Step Solution
- Step 1: Write the proportion equation
430,673.19 : 645,534.06 = 177,814.27 : x - Step 2: Convert to fraction form
430,673.19/645,534.06 = 177,814.27/x - Step 3: Cross multiply
430,673.19x = 645,534.06 × 177,814.27 - Step 4: Simplify right side
430,673.19x = 114,785,167,779.15 - Step 5: Solve for x
x = 114,785,167,779.15/430,673.19 - Step 6: Final answer
x = 266,524.99
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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.