Finding the Fourth Proportional to 487,587.96, 731,277.99 and 187,968.96
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Solution
The fourth proportional to 487,587.96, 731,277.99 and 187,968.96 is: 281,913.37
Step by Step Solution
- Step 1: Write the proportion equation
487,587.96 : 731,277.99 = 187,968.96 : x - Step 2: Convert to fraction form
487,587.96/731,277.99 = 187,968.96/x - Step 3: Cross multiply
487,587.96x = 731,277.99 × 187,968.96 - Step 4: Simplify right side
487,587.96x = 137,457,563,251.19 - Step 5: Solve for x
x = 137,457,563,251.19/487,587.96 - Step 6: Final answer
x = 281,913.37
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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.