Finding the Fourth Proportional to 852,624.20, 1,176,621.62 and 470,650.98
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Solution
The fourth proportional to 852,624.20, 1,176,621.62 and 470,650.98 is: 649,498.48
Step by Step Solution
- Step 1: Write the proportion equation
852,624.20 : 1,176,621.62 = 470,650.98 : x - Step 2: Convert to fraction form
852,624.20/1,176,621.62 = 470,650.98/x - Step 3: Cross multiply
852,624.20x = 1,176,621.62 × 470,650.98 - Step 4: Simplify right side
852,624.20x = 553,778,118,542.19 - Step 5: Solve for x
x = 553,778,118,542.19/852,624.20 - Step 6: Final answer
x = 649,498.48
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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.