Finding the Fourth Proportional to 463,916.56, 639,764.04 and 302,720.08
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Solution
The fourth proportional to 463,916.56, 639,764.04 and 302,720.08 is: 417,466.07
Step by Step Solution
- Step 1: Write the proportion equation
463,916.56 : 639,764.04 = 302,720.08 : x - Step 2: Convert to fraction form
463,916.56/639,764.04 = 302,720.08/x - Step 3: Cross multiply
463,916.56x = 639,764.04 × 302,720.08 - Step 4: Simplify right side
463,916.56x = 193,669,421,369.92 - Step 5: Solve for x
x = 193,669,421,369.92/463,916.56 - Step 6: Final answer
x = 417,466.07
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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.