Finding the Fourth Proportional to 589,246.13, 813,133.41 and 344,253.62
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Solution
The fourth proportional to 589,246.13, 813,133.41 and 344,253.62 is: 475,054.66
Step by Step Solution
- Step 1: Write the proportion equation
589,246.13 : 813,133.41 = 344,253.62 : x - Step 2: Convert to fraction form
589,246.13/813,133.41 = 344,253.62/x - Step 3: Cross multiply
589,246.13x = 813,133.41 × 344,253.62 - Step 4: Simplify right side
589,246.13x = 279,924,119,935.44 - Step 5: Solve for x
x = 279,924,119,935.44/589,246.13 - Step 6: Final answer
x = 475,054.66
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1.5x scale
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.