Finding the Fourth Proportional to 652,932.12, 900,443.88 and 435,265.68
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Solution
The fourth proportional to 652,932.12, 900,443.88 and 435,265.68 is: 600,265.03
Step by Step Solution
- Step 1: Write the proportion equation
652,932.12 : 900,443.88 = 435,265.68 : x - Step 2: Convert to fraction form
652,932.12/900,443.88 = 435,265.68/x - Step 3: Cross multiply
652,932.12x = 900,443.88 × 435,265.68 - Step 4: Simplify right side
652,932.12x = 391,932,317,730.04 - Step 5: Solve for x
x = 391,932,317,730.04/652,932.12 - Step 6: Final answer
x = 600,265.03
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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.