Finding the Fourth Proportional to 292,389.99, 438,132.91 and 228,195.92
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Solution
The fourth proportional to 292,389.99, 438,132.91 and 228,195.92 is: 341,941.06
Step by Step Solution
- Step 1: Write the proportion equation
292,389.99 : 438,132.91 = 228,195.92 : x - Step 2: Convert to fraction form
292,389.99/438,132.91 = 228,195.92/x - Step 3: Cross multiply
292,389.99x = 438,132.91 × 228,195.92 - Step 4: Simplify right side
292,389.99x = 99,980,142,479.73 - Step 5: Solve for x
x = 99,980,142,479.73/292,389.99 - Step 6: Final answer
x = 341,941.06
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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.