Finding the Fourth Proportional to 513,989.15, 767,859.93 and 332,596.84
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Solution
The fourth proportional to 513,989.15, 767,859.93 and 332,596.84 is: 496,873.89
Step by Step Solution
- Step 1: Write the proportion equation
513,989.15 : 767,859.93 = 332,596.84 : x - Step 2: Convert to fraction form
513,989.15/767,859.93 = 332,596.84/x - Step 3: Cross multiply
513,989.15x = 767,859.93 × 332,596.84 - Step 4: Simplify right side
513,989.15x = 255,387,785,800.71 - Step 5: Solve for x
x = 255,387,785,800.71/513,989.15 - Step 6: Final answer
x = 496,873.89
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.