Finding the Fourth Proportional to 899,631.50, 1,349,683.58 and 323,312.96
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Solution
The fourth proportional to 899,631.50, 1,349,683.58 and 323,312.96 is: 485,054.37
Step by Step Solution
- Step 1: Write the proportion equation
899,631.50 : 1,349,683.58 = 323,312.96 : x - Step 2: Convert to fraction form
899,631.50/1,349,683.58 = 323,312.96/x - Step 3: Cross multiply
899,631.50x = 1,349,683.58 × 323,312.96 - Step 4: Simplify right side
899,631.50x = 436,370,184,948.21 - Step 5: Solve for x
x = 436,370,184,948.21/899,631.50 - Step 6: Final answer
x = 485,054.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.