Finding the Fourth Proportional to 811,423.49, 1,119,492.46 and 467,252.02
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Solution
The fourth proportional to 811,423.49, 1,119,492.46 and 467,252.02 is: 644,651.18
Step by Step Solution
- Step 1: Write the proportion equation
811,423.49 : 1,119,492.46 = 467,252.02 : x - Step 2: Convert to fraction form
811,423.49/1,119,492.46 = 467,252.02/x - Step 3: Cross multiply
811,423.49x = 1,119,492.46 × 467,252.02 - Step 4: Simplify right side
811,423.49x = 523,085,110,973.51 - Step 5: Solve for x
x = 523,085,110,973.51/811,423.49 - Step 6: Final answer
x = 644,651.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.