Finding the Fourth Proportional to 665,856.28, 1,000,949.64 and 534,177.10
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Solution
The fourth proportional to 665,856.28, 1,000,949.64 and 534,177.10 is: 803,002.68
Step by Step Solution
- Step 1: Write the proportion equation
665,856.28 : 1,000,949.64 = 534,177.10 : x - Step 2: Convert to fraction form
665,856.28/1,000,949.64 = 534,177.10/x - Step 3: Cross multiply
665,856.28x = 1,000,949.64 × 534,177.10 - Step 4: Simplify right side
665,856.28x = 534,684,375,941.24 - Step 5: Solve for x
x = 534,684,375,941.24/665,856.28 - Step 6: Final answer
x = 803,002.68
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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.