Finding the Fourth Proportional to 629,724.84, 869,278.98 and 426,052.04
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Solution
The fourth proportional to 629,724.84, 869,278.98 and 426,052.04 is: 588,126.84
Step by Step Solution
- Step 1: Write the proportion equation
629,724.84 : 869,278.98 = 426,052.04 : x - Step 2: Convert to fraction form
629,724.84/869,278.98 = 426,052.04/x - Step 3: Cross multiply
629,724.84x = 869,278.98 × 426,052.04 - Step 4: Simplify right side
629,724.84x = 370,358,078,411.72 - Step 5: Solve for x
x = 370,358,078,411.72/629,724.84 - Step 6: Final answer
x = 588,126.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.