Finding the Fourth Proportional to 470,873.88, 706,754.70 and 171,643.68
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Solution
The fourth proportional to 470,873.88, 706,754.70 and 171,643.68 is: 257,627.32
Step by Step Solution
- Step 1: Write the proportion equation
470,873.88 : 706,754.70 = 171,643.68 : x - Step 2: Convert to fraction form
470,873.88/706,754.70 = 171,643.68/x - Step 3: Cross multiply
470,873.88x = 706,754.70 × 171,643.68 - Step 4: Simplify right side
470,873.88x = 121,309,977,565.30 - Step 5: Solve for x
x = 121,309,977,565.30/470,873.88 - Step 6: Final answer
x = 257,627.32
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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.