Finding the Fourth Proportional to 358,291.11, 537,418.95 and 133,634.04
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Solution
The fourth proportional to 358,291.11, 537,418.95 and 133,634.04 is: 200,444.45
Step by Step Solution
- Step 1: Write the proportion equation
358,291.11 : 537,418.95 = 133,634.04 : x - Step 2: Convert to fraction form
358,291.11/537,418.95 = 133,634.04/x - Step 3: Cross multiply
358,291.11x = 537,418.95 × 133,634.04 - Step 4: Simplify right side
358,291.11x = 71,817,465,461.06 - Step 5: Solve for x
x = 71,817,465,461.06/358,291.11 - Step 6: Final answer
x = 200,444.45
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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.