Finding the Fourth Proportional to 578,006.96, 797,122.68 and 496,309.68
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Solution
The fourth proportional to 578,006.96, 797,122.68 and 496,309.68 is: 684,454.91
Step by Step Solution
- Step 1: Write the proportion equation
578,006.96 : 797,122.68 = 496,309.68 : x - Step 2: Convert to fraction form
578,006.96/797,122.68 = 496,309.68/x - Step 3: Cross multiply
578,006.96x = 797,122.68 × 496,309.68 - Step 4: Simplify right side
578,006.96x = 395,619,702,231.54 - Step 5: Solve for x
x = 395,619,702,231.54/578,006.96 - Step 6: Final answer
x = 684,454.91
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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.