Finding the Fourth Proportional to 622,775.18, 859,251.95 and 350,747.92
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Solution
The fourth proportional to 622,775.18, 859,251.95 and 350,747.92 is: 483,931.99
Step by Step Solution
- Step 1: Write the proportion equation
622,775.18 : 859,251.95 = 350,747.92 : x - Step 2: Convert to fraction form
622,775.18/859,251.95 = 350,747.92/x - Step 3: Cross multiply
622,775.18x = 859,251.95 × 350,747.92 - Step 4: Simplify right side
622,775.18x = 301,380,834,854.07 - Step 5: Solve for x
x = 301,380,834,854.07/622,775.18 - Step 6: Final answer
x = 483,931.99
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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.