Finding the Fourth Proportional to 749,864.48, 1,124,565.26 and 217,424.75
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Solution
The fourth proportional to 749,864.48, 1,124,565.26 and 217,424.75 is: 326,070.01
Step by Step Solution
- Step 1: Write the proportion equation
749,864.48 : 1,124,565.26 = 217,424.75 : x - Step 2: Convert to fraction form
749,864.48/1,124,565.26 = 217,424.75/x - Step 3: Cross multiply
749,864.48x = 1,124,565.26 × 217,424.75 - Step 4: Simplify right side
749,864.48x = 244,508,313,804.24 - Step 5: Solve for x
x = 244,508,313,804.24/749,864.48 - Step 6: Final answer
x = 326,070.01
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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.