Finding the Fourth Proportional to 478,625.68, 717,937.73 and 222,318.08
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Solution
The fourth proportional to 478,625.68, 717,937.73 and 222,318.08 is: 333,476.75
Step by Step Solution
- Step 1: Write the proportion equation
478,625.68 : 717,937.73 = 222,318.08 : x - Step 2: Convert to fraction form
478,625.68/717,937.73 = 222,318.08/x - Step 3: Cross multiply
478,625.68x = 717,937.73 × 222,318.08 - Step 4: Simplify right side
478,625.68x = 159,610,537,693.16 - Step 5: Solve for x
x = 159,610,537,693.16/478,625.68 - Step 6: Final answer
x = 333,476.75
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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.