Finding the Fourth Proportional to 997,574.99, 1,376,160.23 and 589,479.40
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Solution
The fourth proportional to 997,574.99, 1,376,160.23 and 589,479.40 is: 813,190.09
Step by Step Solution
- Step 1: Write the proportion equation
997,574.99 : 1,376,160.23 = 589,479.40 : x - Step 2: Convert to fraction form
997,574.99/1,376,160.23 = 589,479.40/x - Step 3: Cross multiply
997,574.99x = 1,376,160.23 × 589,479.40 - Step 4: Simplify right side
997,574.99x = 811,218,096,856.06 - Step 5: Solve for x
x = 811,218,096,856.06/997,574.99 - Step 6: Final answer
x = 813,190.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.