Finding the Fourth Proportional to 847,125.76, 1,169,071.68 and 507,586.72
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Solution
The fourth proportional to 847,125.76, 1,169,071.68 and 507,586.72 is: 700,492.52
Step by Step Solution
- Step 1: Write the proportion equation
847,125.76 : 1,169,071.68 = 507,586.72 : x - Step 2: Convert to fraction form
847,125.76/1,169,071.68 = 507,586.72/x - Step 3: Cross multiply
847,125.76x = 1,169,071.68 × 507,586.72 - Step 4: Simplify right side
847,125.76x = 593,405,259,496.09 - Step 5: Solve for x
x = 593,405,259,496.09/847,125.76 - Step 6: Final answer
x = 700,492.52
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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.