Finding the Fourth Proportional to 652,934.12, 900,446.64 and 435,267.68
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Solution
The fourth proportional to 652,934.12, 900,446.64 and 435,267.68 is: 600,267.79
Step by Step Solution
- Step 1: Write the proportion equation
652,934.12 : 900,446.64 = 435,267.68 : x - Step 2: Convert to fraction form
652,934.12/900,446.64 = 435,267.68/x - Step 3: Cross multiply
652,934.12x = 900,446.64 × 435,267.68 - Step 4: Simplify right side
652,934.12x = 391,935,319,956.60 - Step 5: Solve for x
x = 391,935,319,956.60/652,934.12 - Step 6: Final answer
x = 600,267.79
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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.