Finding the Fourth Proportional to 876,124.94, 1,314,326.36 and 370,689.71
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Solution
The fourth proportional to 876,124.94, 1,314,326.36 and 370,689.71 is: 556,093.35
Step by Step Solution
- Step 1: Write the proportion equation
876,124.94 : 1,314,326.36 = 370,689.71 : x - Step 2: Convert to fraction form
876,124.94/1,314,326.36 = 370,689.71/x - Step 3: Cross multiply
876,124.94x = 1,314,326.36 × 370,689.71 - Step 4: Simplify right side
876,124.94x = 487,207,251,588.85 - Step 5: Solve for x
x = 487,207,251,588.85/876,124.94 - Step 6: Final answer
x = 556,093.35
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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.