Finding the Fourth Proportional to 617,927.84, 926,894.84 and 218,568.98
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Solution
The fourth proportional to 617,927.84, 926,894.84 and 218,568.98 is: 327,854.55
Step by Step Solution
- Step 1: Write the proportion equation
617,927.84 : 926,894.84 = 218,568.98 : x - Step 2: Convert to fraction form
617,927.84/926,894.84 = 218,568.98/x - Step 3: Cross multiply
617,927.84x = 926,894.84 × 218,568.98 - Step 4: Simplify right side
617,927.84x = 202,590,454,018.74 - Step 5: Solve for x
x = 202,590,454,018.74/617,927.84 - Step 6: Final answer
x = 327,854.55
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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.