Finding the Fourth Proportional to 515,925.41, 773,603.95 and 276,320.12
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Solution
The fourth proportional to 515,925.41, 773,603.95 and 276,320.12 is: 414,327.99
Step by Step Solution
- Step 1: Write the proportion equation
515,925.41 : 773,603.95 = 276,320.12 : x - Step 2: Convert to fraction form
515,925.41/773,603.95 = 276,320.12/x - Step 3: Cross multiply
515,925.41x = 773,603.95 × 276,320.12 - Step 4: Simplify right side
515,925.41x = 213,762,336,296.47 - Step 5: Solve for x
x = 213,762,336,296.47/515,925.41 - Step 6: Final answer
x = 414,327.99
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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.