Finding the Fourth Proportional to 791,142.08, 1,187,492.79 and 563,690.36
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Solution
The fourth proportional to 791,142.08, 1,187,492.79 and 563,690.36 is: 846,091.06
Step by Step Solution
- Step 1: Write the proportion equation
791,142.08 : 1,187,492.79 = 563,690.36 : x - Step 2: Convert to fraction form
791,142.08/1,187,492.79 = 563,690.36/x - Step 3: Cross multiply
791,142.08x = 1,187,492.79 × 563,690.36 - Step 4: Simplify right side
791,142.08x = 669,378,238,292.50 - Step 5: Solve for x
x = 669,378,238,292.50/791,142.08 - Step 6: Final answer
x = 846,091.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.