Finding the Fourth Proportional to 855,576.36, 1,180,644.66 and 473,580.36
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Solution
The fourth proportional to 855,576.36, 1,180,644.66 and 473,580.36 is: 653,512.82
Step by Step Solution
- Step 1: Write the proportion equation
855,576.36 : 1,180,644.66 = 473,580.36 : x - Step 2: Convert to fraction form
855,576.36/1,180,644.66 = 473,580.36/x - Step 3: Cross multiply
855,576.36x = 1,180,644.66 × 473,580.36 - Step 4: Simplify right side
855,576.36x = 559,130,123,114.88 - Step 5: Solve for x
x = 559,130,123,114.88/855,576.36 - Step 6: Final answer
x = 653,512.82
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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.