Finding the Fourth Proportional to 740,298.05, 1,110,447.08 and 266,983.41
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Solution
The fourth proportional to 740,298.05, 1,110,447.08 and 266,983.41 is: 400,475.12
Step by Step Solution
- Step 1: Write the proportion equation
740,298.05 : 1,110,447.08 = 266,983.41 : x - Step 2: Convert to fraction form
740,298.05/1,110,447.08 = 266,983.41/x - Step 3: Cross multiply
740,298.05x = 1,110,447.08 × 266,983.41 - Step 4: Simplify right side
740,298.05x = 296,470,946,708.03 - Step 5: Solve for x
x = 296,470,946,708.03/740,298.05 - Step 6: Final answer
x = 400,475.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.