Finding the Fourth Proportional to 604,997.76, 908,057.74 and 305,688.53
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Solution
The fourth proportional to 604,997.76, 908,057.74 and 305,688.53 is: 458,816.31
Step by Step Solution
- Step 1: Write the proportion equation
604,997.76 : 908,057.74 = 305,688.53 : x - Step 2: Convert to fraction form
604,997.76/908,057.74 = 305,688.53/x - Step 3: Cross multiply
604,997.76x = 908,057.74 × 305,688.53 - Step 4: Simplify right side
604,997.76x = 277,582,837,774.81 - Step 5: Solve for x
x = 277,582,837,774.81/604,997.76 - Step 6: Final answer
x = 458,816.31
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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.