Finding the Fourth Proportional to 531,675.70, 733,683.20 and 302,201.08
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Solution
The fourth proportional to 531,675.70, 733,683.20 and 302,201.08 is: 417,020.86
Step by Step Solution
- Step 1: Write the proportion equation
531,675.70 : 733,683.20 = 302,201.08 : x - Step 2: Convert to fraction form
531,675.70/733,683.20 = 302,201.08/x - Step 3: Cross multiply
531,675.70x = 733,683.20 × 302,201.08 - Step 4: Simplify right side
531,675.70x = 221,719,855,417.86 - Step 5: Solve for x
x = 221,719,855,417.86/531,675.70 - Step 6: Final answer
x = 417,020.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.