Finding the Fourth Proportional to 473,162.75, 709,856.00 and 153,314.09
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Solution
The fourth proportional to 473,162.75, 709,856.00 and 153,314.09 is: 230,007.39
Step by Step Solution
- Step 1: Write the proportion equation
473,162.75 : 709,856.00 = 153,314.09 : x - Step 2: Convert to fraction form
473,162.75/709,856.00 = 153,314.09/x - Step 3: Cross multiply
473,162.75x = 709,856.00 × 153,314.09 - Step 4: Simplify right side
473,162.75x = 108,830,928,828.97 - Step 5: Solve for x
x = 108,830,928,828.97/473,162.75 - Step 6: Final answer
x = 230,007.39
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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.