Finding the Fourth Proportional to 852,492.24, 1,176,438.06 and 470,518.11
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Solution
The fourth proportional to 852,492.24, 1,176,438.06 and 470,518.11 is: 649,314.31
Step by Step Solution
- Step 1: Write the proportion equation
852,492.24 : 1,176,438.06 = 470,518.11 : x - Step 2: Convert to fraction form
852,492.24/1,176,438.06 = 470,518.11/x - Step 3: Cross multiply
852,492.24x = 1,176,438.06 × 470,518.11 - Step 4: Simplify right side
852,492.24x = 553,535,412,523.27 - Step 5: Solve for x
x = 553,535,412,523.27/852,492.24 - Step 6: Final answer
x = 649,314.31
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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.