Finding the Fourth Proportional to 653,530.19, 979,460.24 and 527,229.99
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Solution
The fourth proportional to 653,530.19, 979,460.24 and 527,229.99 is: 790,171.33
Step by Step Solution
- Step 1: Write the proportion equation
653,530.19 : 979,460.24 = 527,229.99 : x - Step 2: Convert to fraction form
653,530.19/979,460.24 = 527,229.99/x - Step 3: Cross multiply
653,530.19x = 979,460.24 × 527,229.99 - Step 4: Simplify right side
653,530.19x = 516,400,813,858.67 - Step 5: Solve for x
x = 516,400,813,858.67/653,530.19 - Step 6: Final answer
x = 790,171.33
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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.