Finding the Fourth Proportional to 826,898.66, 1,238,539.62 and 586,283.21
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Solution
The fourth proportional to 826,898.66, 1,238,539.62 and 586,283.21 is: 878,142.65
Step by Step Solution
- Step 1: Write the proportion equation
826,898.66 : 1,238,539.62 = 586,283.21 : x - Step 2: Convert to fraction form
826,898.66/1,238,539.62 = 586,283.21/x - Step 3: Cross multiply
826,898.66x = 1,238,539.62 × 586,283.21 - Step 4: Simplify right side
826,898.66x = 726,134,984,125.78 - Step 5: Solve for x
x = 726,134,984,125.78/826,898.66 - Step 6: Final answer
x = 878,142.65
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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.