Finding the Fourth Proportional to 779,793.66, 1,167,029.10 and 653,576.49
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Solution
The fourth proportional to 779,793.66, 1,167,029.10 and 653,576.49 is: 978,134.12
Step by Step Solution
- Step 1: Write the proportion equation
779,793.66 : 1,167,029.10 = 653,576.49 : x - Step 2: Convert to fraction form
779,793.66/1,167,029.10 = 653,576.49/x - Step 3: Cross multiply
779,793.66x = 1,167,029.10 × 653,576.49 - Step 4: Simplify right side
779,793.66x = 762,742,782,905.86 - Step 5: Solve for x
x = 762,742,782,905.86/779,793.66 - Step 6: Final answer
x = 978,134.12
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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.