Finding the Fourth Proportional to 705,529.84, 973,648.74 and 383,239.84
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Solution
The fourth proportional to 705,529.84, 973,648.74 and 383,239.84 is: 528,880.52
Step by Step Solution
- Step 1: Write the proportion equation
705,529.84 : 973,648.74 = 383,239.84 : x - Step 2: Convert to fraction form
705,529.84/973,648.74 = 383,239.84/x - Step 3: Cross multiply
705,529.84x = 973,648.74 × 383,239.84 - Step 4: Simplify right side
705,529.84x = 373,140,987,333.80 - Step 5: Solve for x
x = 373,140,987,333.80/705,529.84 - Step 6: Final answer
x = 528,880.52
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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.