Finding the Fourth Proportional to 552,476.08, 762,484.35 and 310,768.84
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Solution
The fourth proportional to 552,476.08, 762,484.35 and 310,768.84 is: 428,898.89
Step by Step Solution
- Step 1: Write the proportion equation
552,476.08 : 762,484.35 = 310,768.84 : x - Step 2: Convert to fraction form
552,476.08/762,484.35 = 310,768.84/x - Step 3: Cross multiply
552,476.08x = 762,484.35 × 310,768.84 - Step 4: Simplify right side
552,476.08x = 236,956,376,967.65 - Step 5: Solve for x
x = 236,956,376,967.65/552,476.08 - Step 6: Final answer
x = 428,898.89
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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.