Finding the Fourth Proportional to 475,087.36, 655,620.66 and 260,235.12
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Solution
The fourth proportional to 475,087.36, 655,620.66 and 260,235.12 is: 359,124.52
Step by Step Solution
- Step 1: Write the proportion equation
475,087.36 : 655,620.66 = 260,235.12 : x - Step 2: Convert to fraction form
475,087.36/655,620.66 = 260,235.12/x - Step 3: Cross multiply
475,087.36x = 655,620.66 × 260,235.12 - Step 4: Simplify right side
475,087.36x = 170,615,521,129.58 - Step 5: Solve for x
x = 170,615,521,129.58/475,087.36 - Step 6: Final answer
x = 359,124.52
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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.