Finding the Fourth Proportional to 292,484.99, 438,640.30 and 124,002.61
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Solution
The fourth proportional to 292,484.99, 438,640.30 and 124,002.61 is: 185,966.95
Step by Step Solution
- Step 1: Write the proportion equation
292,484.99 : 438,640.30 = 124,002.61 : x - Step 2: Convert to fraction form
292,484.99/438,640.30 = 124,002.61/x - Step 3: Cross multiply
292,484.99x = 438,640.30 × 124,002.61 - Step 4: Simplify right side
292,484.99x = 54,392,541,109.59 - Step 5: Solve for x
x = 54,392,541,109.59/292,484.99 - Step 6: Final answer
x = 185,966.95
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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.