Finding the Fourth Proportional to 834,297.99, 1,251,566.87 and 257,966.18
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Solution
The fourth proportional to 834,297.99, 1,251,566.87 and 257,966.18 is: 386,986.34
Step by Step Solution
- Step 1: Write the proportion equation
834,297.99 : 1,251,566.87 = 257,966.18 : x - Step 2: Convert to fraction form
834,297.99/1,251,566.87 = 257,966.18/x - Step 3: Cross multiply
834,297.99x = 1,251,566.87 × 257,966.18 - Step 4: Simplify right side
834,297.99x = 322,861,926,307.54 - Step 5: Solve for x
x = 322,861,926,307.54/834,297.99 - Step 6: Final answer
x = 386,986.34
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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.