Finding the Fourth Proportional to 471,887.76, 651,206.04 and 257,027.16
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Solution
The fourth proportional to 471,887.76, 651,206.04 and 257,027.16 is: 354,697.99
Step by Step Solution
- Step 1: Write the proportion equation
471,887.76 : 651,206.04 = 257,027.16 : x - Step 2: Convert to fraction form
471,887.76/651,206.04 = 257,027.16/x - Step 3: Cross multiply
471,887.76x = 651,206.04 × 257,027.16 - Step 4: Simplify right side
471,887.76x = 167,377,639,036.05 - Step 5: Solve for x
x = 167,377,639,036.05/471,887.76 - Step 6: Final answer
x = 354,697.99
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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.