Finding the Fourth Proportional to 694,824.21, 958,095.95 and 452,657.70
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Solution
The fourth proportional to 694,824.21, 958,095.95 and 452,657.70 is: 624,171.55
Step by Step Solution
- Step 1: Write the proportion equation
694,824.21 : 958,095.95 = 452,657.70 : x - Step 2: Convert to fraction form
694,824.21/958,095.95 = 452,657.70/x - Step 3: Cross multiply
694,824.21x = 958,095.95 × 452,657.70 - Step 4: Simplify right side
694,824.21x = 433,689,506,843.03 - Step 5: Solve for x
x = 433,689,506,843.03/694,824.21 - Step 6: Final answer
x = 624,171.55
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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.