Finding the Fourth Proportional to 606,448.65, 909,672.98 and 207,029.55
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Solution
The fourth proportional to 606,448.65, 909,672.98 and 207,029.55 is: 310,544.33
Step by Step Solution
- Step 1: Write the proportion equation
606,448.65 : 909,672.98 = 207,029.55 : x - Step 2: Convert to fraction form
606,448.65/909,672.98 = 207,029.55/x - Step 3: Cross multiply
606,448.65x = 909,672.98 × 207,029.55 - Step 4: Simplify right side
606,448.65x = 188,329,186,661.41 - Step 5: Solve for x
x = 188,329,186,661.41/606,448.65 - Step 6: Final answer
x = 310,544.33
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1.5x scale
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.