Finding the Fourth Proportional to 531,718.62, 797,073.12 and 212,066.70
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Solution
The fourth proportional to 531,718.62, 797,073.12 and 212,066.70 is: 317,898.72
Step by Step Solution
- Step 1: Write the proportion equation
531,718.62 : 797,073.12 = 212,066.70 : x - Step 2: Convert to fraction form
531,718.62/797,073.12 = 212,066.70/x - Step 3: Cross multiply
531,718.62x = 797,073.12 × 212,066.70 - Step 4: Simplify right side
531,718.62x = 169,032,666,217.10 - Step 5: Solve for x
x = 169,032,666,217.10/531,718.62 - Step 6: Final answer
x = 317,898.72
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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.