Finding the Fourth Proportional to 526,813.34, 790,459.91 and 223,290.68
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Solution
The fourth proportional to 526,813.34, 790,459.91 and 223,290.68 is: 335,037.70
Step by Step Solution
- Step 1: Write the proportion equation
526,813.34 : 790,459.91 = 223,290.68 : x - Step 2: Convert to fraction form
526,813.34/790,459.91 = 223,290.68/x - Step 3: Cross multiply
526,813.34x = 790,459.91 × 223,290.68 - Step 4: Simplify right side
526,813.34x = 176,502,329,700.19 - Step 5: Solve for x
x = 176,502,329,700.19/526,813.34 - Step 6: Final answer
x = 335,037.70
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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.