Finding the Fourth Proportional to 589,170.66, 813,078.99 and 334,545.54
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Solution
The fourth proportional to 589,170.66, 813,078.99 and 334,545.54 is: 461,686.18
Step by Step Solution
- Step 1: Write the proportion equation
589,170.66 : 813,078.99 = 334,545.54 : x - Step 2: Convert to fraction form
589,170.66/813,078.99 = 334,545.54/x - Step 3: Cross multiply
589,170.66x = 813,078.99 × 334,545.54 - Step 4: Simplify right side
589,170.66x = 272,011,949,772.21 - Step 5: Solve for x
x = 272,011,949,772.21/589,170.66 - Step 6: Final answer
x = 461,686.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.