Finding the Fourth Proportional to 697,428.68, 1,046,005.11 and 191,859.08
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Solution
The fourth proportional to 697,428.68, 1,046,005.11 and 191,859.08 is: 287,750.68
Step by Step Solution
- Step 1: Write the proportion equation
697,428.68 : 1,046,005.11 = 191,859.08 : x - Step 2: Convert to fraction form
697,428.68/1,046,005.11 = 191,859.08/x - Step 3: Cross multiply
697,428.68x = 1,046,005.11 × 191,859.08 - Step 4: Simplify right side
697,428.68x = 200,685,572,849.87 - Step 5: Solve for x
x = 200,685,572,849.87/697,428.68 - Step 6: Final answer
x = 287,750.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.