Finding the Fourth Proportional to 634,463.65, 951,315.30 and 201,994.21
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Solution
The fourth proportional to 634,463.65, 951,315.30 and 201,994.21 is: 302,870.28
Step by Step Solution
- Step 1: Write the proportion equation
634,463.65 : 951,315.30 = 201,994.21 : x - Step 2: Convert to fraction form
634,463.65/951,315.30 = 201,994.21/x - Step 3: Cross multiply
634,463.65x = 951,315.30 × 201,994.21 - Step 4: Simplify right side
634,463.65x = 192,160,182,484.41 - Step 5: Solve for x
x = 192,160,182,484.41/634,463.65 - Step 6: Final answer
x = 302,870.28
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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.