Finding the Fourth Proportional to 737,866.18, 1,018,257.24 and 431,887.06
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Solution
The fourth proportional to 737,866.18, 1,018,257.24 and 431,887.06 is: 596,005.26
Step by Step Solution
- Step 1: Write the proportion equation
737,866.18 : 1,018,257.24 = 431,887.06 : x - Step 2: Convert to fraction form
737,866.18/1,018,257.24 = 431,887.06/x - Step 3: Cross multiply
737,866.18x = 1,018,257.24 × 431,887.06 - Step 4: Simplify right side
737,866.18x = 439,772,125,707.31 - Step 5: Solve for x
x = 439,772,125,707.31/737,866.18 - Step 6: Final answer
x = 596,005.26
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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.