Finding the Fourth Proportional to 792,245.08, 1,093,437.96 and 470,132.79
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Solution
The fourth proportional to 792,245.08, 1,093,437.96 and 470,132.79 is: 648,866.18
Step by Step Solution
- Step 1: Write the proportion equation
792,245.08 : 1,093,437.96 = 470,132.79 : x - Step 2: Convert to fraction form
792,245.08/1,093,437.96 = 470,132.79/x - Step 3: Cross multiply
792,245.08x = 1,093,437.96 × 470,132.79 - Step 4: Simplify right side
792,245.08x = 514,061,038,826.71 - Step 5: Solve for x
x = 514,061,038,826.71/792,245.08 - Step 6: Final answer
x = 648,866.18
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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.