Finding the Fourth Proportional to 375,512.74, 563,201.80 and 105,576.14
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Solution
The fourth proportional to 375,512.74, 563,201.80 and 105,576.14 is: 158,345.29
Step by Step Solution
- Step 1: Write the proportion equation
375,512.74 : 563,201.80 = 105,576.14 : x - Step 2: Convert to fraction form
375,512.74/563,201.80 = 105,576.14/x - Step 3: Cross multiply
375,512.74x = 563,201.80 × 105,576.14 - Step 4: Simplify right side
375,512.74x = 59,460,672,085.05 - Step 5: Solve for x
x = 59,460,672,085.05/375,512.74 - Step 6: Final answer
x = 158,345.29
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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.