Finding the Fourth Proportional to 584,638.23, 806,800.74 and 330,005.82
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Solution
The fourth proportional to 584,638.23, 806,800.74 and 330,005.82 is: 455,408.02
Step by Step Solution
- Step 1: Write the proportion equation
584,638.23 : 806,800.74 = 330,005.82 : x - Step 2: Convert to fraction form
584,638.23/806,800.74 = 330,005.82/x - Step 3: Cross multiply
584,638.23x = 806,800.74 × 330,005.82 - Step 4: Simplify right side
584,638.23x = 266,248,939,780.31 - Step 5: Solve for x
x = 266,248,939,780.31/584,638.23 - Step 6: Final answer
x = 455,408.02
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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.