Finding the Fourth Proportional to 649,178.08, 972,315.08 and 375,288.68
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Solution
The fourth proportional to 649,178.08, 972,315.08 and 375,288.68 is: 562,093.60
Step by Step Solution
- Step 1: Write the proportion equation
649,178.08 : 972,315.08 = 375,288.68 : x - Step 2: Convert to fraction form
649,178.08/972,315.08 = 375,288.68/x - Step 3: Cross multiply
649,178.08x = 972,315.08 × 375,288.68 - Step 4: Simplify right side
649,178.08x = 364,898,842,917.29 - Step 5: Solve for x
x = 364,898,842,917.29/649,178.08 - Step 6: Final answer
x = 562,093.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.