Finding the Fourth Proportional to 578,205.94, 867,303.84 and 451,952.26
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Solution
The fourth proportional to 578,205.94, 867,303.84 and 451,952.26 is: 677,924.43
Step by Step Solution
- Step 1: Write the proportion equation
578,205.94 : 867,303.84 = 451,952.26 : x - Step 2: Convert to fraction form
578,205.94/867,303.84 = 451,952.26/x - Step 3: Cross multiply
578,205.94x = 867,303.84 × 451,952.26 - Step 4: Simplify right side
578,205.94x = 391,979,930,594.68 - Step 5: Solve for x
x = 391,979,930,594.68/578,205.94 - Step 6: Final answer
x = 677,924.43
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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.