Finding the Fourth Proportional to 877,154.24, 1,210,482.76 and 514,584.26
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Solution
The fourth proportional to 877,154.24, 1,210,482.76 and 514,584.26 is: 710,132.09
Step by Step Solution
- Step 1: Write the proportion equation
877,154.24 : 1,210,482.76 = 514,584.26 : x - Step 2: Convert to fraction form
877,154.24/1,210,482.76 = 514,584.26/x - Step 3: Cross multiply
877,154.24x = 1,210,482.76 × 514,584.26 - Step 4: Simplify right side
877,154.24x = 622,895,375,297.36 - Step 5: Solve for x
x = 622,895,375,297.36/877,154.24 - Step 6: Final answer
x = 710,132.09
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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.