Finding the Fourth Proportional to 542,844.24, 749,129.20 and 297,827.36
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Solution
The fourth proportional to 542,844.24, 749,129.20 and 297,827.36 is: 411,004.03
Step by Step Solution
- Step 1: Write the proportion equation
542,844.24 : 749,129.20 = 297,827.36 : x - Step 2: Convert to fraction form
542,844.24/749,129.20 = 297,827.36/x - Step 3: Cross multiply
542,844.24x = 749,129.20 × 297,827.36 - Step 4: Simplify right side
542,844.24x = 223,111,171,934.91 - Step 5: Solve for x
x = 223,111,171,934.91/542,844.24 - Step 6: Final answer
x = 411,004.03
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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.